2019896800

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{727}}^1$

素因数の和:921

約数の個数: 144

約数和(自身を含む): 5186668032

約数和(自身を除く): 3166771232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 80, 92, 100, 115, 151, 160, 184, 200, 230, 302, 368, 400, 460, 575, 604, 727, 736, 755, 800, 920, 1150, 1208, 1454, 1510, 1840, 2300, 2416, 2908, 3020, 3473, 3635, 3680, 3775, 4600, 4832, 5816, 6040, 6946, 7270, 7550, 9200, 11632, 12080, 13892, 14540, 15100, 16721, 17365, 18175, 18400, 23264, 24160, 27784, 29080, 30200, 33442, 34730, 36350, 55568, 58160, 60400, 66884, 69460, 72700, 83605, 86825, 109777, 111136, 116320, 120800, 133768, 138920, 145400, 167210, 173650, 219554, 267536, 277840, 290800, 334420, 347300, 418025, 439108, 535072, 548885, 555680, 581600, 668840, 694600, 836050, 878216, 1097770, 1337680, 1389200, 1672100, 1756432, 2195540, 2524871, 2675360, 2744425, 2778400, 3344200, 3512864, 4391080, 5049742, 5488850, 6688400, 8782160, 10099484, 10977700, 12624355, 13376800, 17564320, 20198968, 21955400, 25248710, 40397936, 43910800, 50497420, 63121775, 80795872, 87821600, 100994840, 126243550, 201989680, 252487100, 403979360, 504974200, 1009948400, 2019896800]

約数ペア:

[(1, 2019896800), (2, 1009948400), (4, 504974200), (5, 403979360), (8, 252487100), (10, 201989680), (16, 126243550), (20, 100994840), (23, 87821600), (25, 80795872), (32, 63121775), (40, 50497420), (46, 43910800), (50, 40397936), (80, 25248710), (92, 21955400), (100, 20198968), (115, 17564320), (151, 13376800), (160, 12624355), (184, 10977700), (200, 10099484), (230, 8782160), (302, 6688400), (368, 5488850), (400, 5049742), (460, 4391080), (575, 3512864), (604, 3344200), (727, 2778400), (736, 2744425), (755, 2675360), (800, 2524871), (920, 2195540), (1150, 1756432), (1208, 1672100), (1454, 1389200), (1510, 1337680), (1840, 1097770), (2300, 878216), (2416, 836050), (2908, 694600), (3020, 668840), (3473, 581600), (3635, 555680), (3680, 548885), (3775, 535072), (4600, 439108), (4832, 418025), (5816, 347300), (6040, 334420), (6946, 290800), (7270, 277840), (7550, 267536), (9200, 219554), (11632, 173650), (12080, 167210), (13892, 145400), (14540, 138920), (15100, 133768), (16721, 120800), (17365, 116320), (18175, 111136), (18400, 109777), (23264, 86825), (24160, 83605), (27784, 72700), (29080, 69460), (30200, 66884), (33442, 60400), (34730, 58160), (36350, 55568)]