811207240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{23831}}^1$

素因数の和:23902

約数の個数: 64

約数和(自身を含む): 1956130560

約数和(自身を除く): 1144923320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 740, 851, 920, 1480, 1702, 3404, 4255, 6808, 8510, 17020, 23831, 34040, 47662, 95324, 119155, 190648, 238310, 476620, 548113, 881747, 953240, 1096226, 1763494, 2192452, 2740565, 3526988, 4384904, 4408735, 5481130, 7053976, 8817470, 10962260, 17634940, 20280181, 21924520, 35269880, 40560362, 81120724, 101400905, 162241448, 202801810, 405603620, 811207240]

約数ペア:

[(1, 811207240), (2, 405603620), (4, 202801810), (5, 162241448), (8, 101400905), (10, 81120724), (20, 40560362), (23, 35269880), (37, 21924520), (40, 20280181), (46, 17634940), (74, 10962260), (92, 8817470), (115, 7053976), (148, 5481130), (184, 4408735), (185, 4384904), (230, 3526988), (296, 2740565), (370, 2192452), (460, 1763494), (740, 1096226), (851, 953240), (920, 881747), (1480, 548113), (1702, 476620), (3404, 238310), (4255, 190648), (6808, 119155), (8510, 95324), (17020, 47662), (23831, 34040)]