2252691880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{17987}}^1$

素因数の和:18130

約数の個数: 64

約数和(自身を含む): 5284154880

約数和(自身を除く): 3031463000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 101, 124, 155, 202, 248, 310, 404, 505, 620, 808, 1010, 1240, 2020, 3131, 4040, 6262, 12524, 15655, 17987, 25048, 31310, 35974, 62620, 71948, 89935, 125240, 143896, 179870, 359740, 557597, 719480, 1115194, 1816687, 2230388, 2787985, 3633374, 4460776, 5575970, 7266748, 9083435, 11151940, 14533496, 18166870, 22303880, 36333740, 56317297, 72667480, 112634594, 225269188, 281586485, 450538376, 563172970, 1126345940, 2252691880]

約数ペア:

[(1, 2252691880), (2, 1126345940), (4, 563172970), (5, 450538376), (8, 281586485), (10, 225269188), (20, 112634594), (31, 72667480), (40, 56317297), (62, 36333740), (101, 22303880), (124, 18166870), (155, 14533496), (202, 11151940), (248, 9083435), (310, 7266748), (404, 5575970), (505, 4460776), (620, 3633374), (808, 2787985), (1010, 2230388), (1240, 1816687), (2020, 1115194), (3131, 719480), (4040, 557597), (6262, 359740), (12524, 179870), (15655, 143896), (17987, 125240), (25048, 89935), (31310, 71948), (35974, 62620)]