2856555760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{60623}}^1$

素因数の和:60686

約数の個数: 80

約数和(自身を含む): 7216680960

約数和(自身を除く): 4360125200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 496, 589, 620, 760, 1178, 1240, 1520, 2356, 2480, 2945, 4712, 5890, 9424, 11780, 23560, 47120, 60623, 121246, 242492, 303115, 484984, 606230, 969968, 1151837, 1212460, 1879313, 2303674, 2424920, 3758626, 4607348, 4849840, 5759185, 7517252, 9214696, 9396565, 11518370, 15034504, 18429392, 18793130, 23036740, 30069008, 35706947, 37586260, 46073480, 71413894, 75172520, 92146960, 142827788, 150345040, 178534735, 285655576, 357069470, 571311152, 714138940, 1428277880, 2856555760]

約数ペア:

[(1, 2856555760), (2, 1428277880), (4, 714138940), (5, 571311152), (8, 357069470), (10, 285655576), (16, 178534735), (19, 150345040), (20, 142827788), (31, 92146960), (38, 75172520), (40, 71413894), (62, 46073480), (76, 37586260), (80, 35706947), (95, 30069008), (124, 23036740), (152, 18793130), (155, 18429392), (190, 15034504), (248, 11518370), (304, 9396565), (310, 9214696), (380, 7517252), (496, 5759185), (589, 4849840), (620, 4607348), (760, 3758626), (1178, 2424920), (1240, 2303674), (1520, 1879313), (2356, 1212460), (2480, 1151837), (2945, 969968), (4712, 606230), (5890, 484984), (9424, 303115), (11780, 242492), (23560, 121246), (47120, 60623)]