2129080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:160

約数の個数: 64

約数和(自身を含む): 5287680

約数和(自身を除く): 3158600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 101, 124, 136, 155, 170, 202, 248, 310, 340, 404, 505, 527, 620, 680, 808, 1010, 1054, 1240, 1717, 2020, 2108, 2635, 3131, 3434, 4040, 4216, 5270, 6262, 6868, 8585, 10540, 12524, 13736, 15655, 17170, 21080, 25048, 31310, 34340, 53227, 62620, 68680, 106454, 125240, 212908, 266135, 425816, 532270, 1064540, 2129080]

約数ペア:

[(1, 2129080), (2, 1064540), (4, 532270), (5, 425816), (8, 266135), (10, 212908), (17, 125240), (20, 106454), (31, 68680), (34, 62620), (40, 53227), (62, 34340), (68, 31310), (85, 25048), (101, 21080), (124, 17170), (136, 15655), (155, 13736), (170, 12524), (202, 10540), (248, 8585), (310, 6868), (340, 6262), (404, 5270), (505, 4216), (527, 4040), (620, 3434), (680, 3131), (808, 2635), (1010, 2108), (1054, 2020), (1240, 1717)]