2621360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:202

約数の個数: 80

約数和(自身を含む): 7237632

約数和(自身を除く): 4616272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 151, 155, 217, 248, 280, 302, 310, 434, 496, 560, 604, 620, 755, 868, 1057, 1085, 1208, 1240, 1510, 1736, 2114, 2170, 2416, 2480, 3020, 3472, 4228, 4340, 4681, 5285, 6040, 8456, 8680, 9362, 10570, 12080, 16912, 17360, 18724, 21140, 23405, 32767, 37448, 42280, 46810, 65534, 74896, 84560, 93620, 131068, 163835, 187240, 262136, 327670, 374480, 524272, 655340, 1310680, 2621360]

約数ペア:

[(1, 2621360), (2, 1310680), (4, 655340), (5, 524272), (7, 374480), (8, 327670), (10, 262136), (14, 187240), (16, 163835), (20, 131068), (28, 93620), (31, 84560), (35, 74896), (40, 65534), (56, 46810), (62, 42280), (70, 37448), (80, 32767), (112, 23405), (124, 21140), (140, 18724), (151, 17360), (155, 16912), (217, 12080), (248, 10570), (280, 9362), (302, 8680), (310, 8456), (434, 6040), (496, 5285), (560, 4681), (604, 4340), (620, 4228), (755, 3472), (868, 3020), (1057, 2480), (1085, 2416), (1208, 2170), (1240, 2114), (1510, 1736)]