4380451480

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{43787}}^1$

素因数の和:43900

約数の個数: 64

約数和(自身を含む): 10262155680

約数和(自身を除く): 5881704200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 61, 82, 122, 164, 205, 244, 305, 328, 410, 488, 610, 820, 1220, 1640, 2440, 2501, 5002, 10004, 12505, 20008, 25010, 43787, 50020, 87574, 100040, 175148, 218935, 350296, 437870, 875740, 1751480, 1795267, 2671007, 3590534, 5342014, 7181068, 8976335, 10684028, 13355035, 14362136, 17952670, 21368056, 26710070, 35905340, 53420140, 71810680, 106840280, 109511287, 219022574, 438045148, 547556435, 876090296, 1095112870, 2190225740, 4380451480]

約数ペア:

[(1, 4380451480), (2, 2190225740), (4, 1095112870), (5, 876090296), (8, 547556435), (10, 438045148), (20, 219022574), (40, 109511287), (41, 106840280), (61, 71810680), (82, 53420140), (122, 35905340), (164, 26710070), (205, 21368056), (244, 17952670), (305, 14362136), (328, 13355035), (410, 10684028), (488, 8976335), (610, 7181068), (820, 5342014), (1220, 3590534), (1640, 2671007), (2440, 1795267), (2501, 1751480), (5002, 875740), (10004, 437870), (12505, 350296), (20008, 218935), (25010, 175148), (43787, 100040), (50020, 87574)]