2571954680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{44131}}^1$

素因数の和:44220

約数の個数: 64

約数和(自身を含む): 6100807680

約数和(自身を除く): 3528853000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 155, 188, 235, 248, 310, 376, 470, 620, 940, 1240, 1457, 1880, 2914, 5828, 7285, 11656, 14570, 29140, 44131, 58280, 88262, 176524, 220655, 353048, 441310, 882620, 1368061, 1765240, 2074157, 2736122, 4148314, 5472244, 6840305, 8296628, 10370785, 10944488, 13680610, 16593256, 20741570, 27361220, 41483140, 54722440, 64298867, 82966280, 128597734, 257195468, 321494335, 514390936, 642988670, 1285977340, 2571954680]

約数ペア:

[(1, 2571954680), (2, 1285977340), (4, 642988670), (5, 514390936), (8, 321494335), (10, 257195468), (20, 128597734), (31, 82966280), (40, 64298867), (47, 54722440), (62, 41483140), (94, 27361220), (124, 20741570), (155, 16593256), (188, 13680610), (235, 10944488), (248, 10370785), (310, 8296628), (376, 6840305), (470, 5472244), (620, 4148314), (940, 2736122), (1240, 2074157), (1457, 1765240), (1880, 1368061), (2914, 882620), (5828, 441310), (7285, 353048), (11656, 220655), (14570, 176524), (29140, 88262), (44131, 58280)]