2783509840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{7433}}^1$

素因数の和:7628

約数の個数: 80

約数和(自身を含む): 6725569536

約数和(自身を除く): 3942059696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 151, 155, 248, 302, 310, 496, 604, 620, 755, 1208, 1240, 1510, 2416, 2480, 3020, 4681, 6040, 7433, 9362, 12080, 14866, 18724, 23405, 29732, 37165, 37448, 46810, 59464, 74330, 74896, 93620, 118928, 148660, 187240, 230423, 297320, 374480, 460846, 594640, 921692, 1122383, 1152115, 1843384, 2244766, 2304230, 3686768, 4489532, 4608460, 5611915, 8979064, 9216920, 11223830, 17958128, 18433840, 22447660, 34793873, 44895320, 69587746, 89790640, 139175492, 173969365, 278350984, 347938730, 556701968, 695877460, 1391754920, 2783509840]

約数ペア:

[(1, 2783509840), (2, 1391754920), (4, 695877460), (5, 556701968), (8, 347938730), (10, 278350984), (16, 173969365), (20, 139175492), (31, 89790640), (40, 69587746), (62, 44895320), (80, 34793873), (124, 22447660), (151, 18433840), (155, 17958128), (248, 11223830), (302, 9216920), (310, 8979064), (496, 5611915), (604, 4608460), (620, 4489532), (755, 3686768), (1208, 2304230), (1240, 2244766), (1510, 1843384), (2416, 1152115), (2480, 1122383), (3020, 921692), (4681, 594640), (6040, 460846), (7433, 374480), (9362, 297320), (12080, 230423), (14866, 187240), (18724, 148660), (23405, 118928), (29732, 93620), (37165, 74896), (37448, 74330), (46810, 59464)]