2156673040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{5099}}^1$

素因数の和:5440

約数の個数: 80

約数和(自身を含む): 5327337600

約数和(自身を除く): 3170664560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 311, 340, 622, 680, 1244, 1360, 1555, 2488, 3110, 4976, 5099, 5287, 6220, 10198, 10574, 12440, 20396, 21148, 24880, 25495, 26435, 40792, 42296, 50990, 52870, 81584, 84592, 86683, 101980, 105740, 173366, 203960, 211480, 346732, 407920, 422960, 433415, 693464, 866830, 1386928, 1585789, 1733660, 3171578, 3467320, 6343156, 6934640, 7928945, 12686312, 15857890, 25372624, 26958413, 31715780, 53916826, 63431560, 107833652, 126863120, 134792065, 215667304, 269584130, 431334608, 539168260, 1078336520, 2156673040]

約数ペア:

[(1, 2156673040), (2, 1078336520), (4, 539168260), (5, 431334608), (8, 269584130), (10, 215667304), (16, 134792065), (17, 126863120), (20, 107833652), (34, 63431560), (40, 53916826), (68, 31715780), (80, 26958413), (85, 25372624), (136, 15857890), (170, 12686312), (272, 7928945), (311, 6934640), (340, 6343156), (622, 3467320), (680, 3171578), (1244, 1733660), (1360, 1585789), (1555, 1386928), (2488, 866830), (3110, 693464), (4976, 433415), (5099, 422960), (5287, 407920), (6220, 346732), (10198, 211480), (10574, 203960), (12440, 173366), (20396, 105740), (21148, 101980), (24880, 86683), (25495, 84592), (26435, 81584), (40792, 52870), (42296, 50990)]