1725460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:85

約数の個数: 72

約数和(自身を含む): 4290048

約数和(自身を除く): 2564588

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 31, 44, 46, 55, 62, 92, 110, 115, 121, 124, 155, 220, 230, 242, 253, 310, 341, 460, 484, 506, 605, 620, 682, 713, 1012, 1210, 1265, 1364, 1426, 1705, 2420, 2530, 2783, 2852, 3410, 3565, 3751, 5060, 5566, 6820, 7130, 7502, 7843, 11132, 13915, 14260, 15004, 15686, 18755, 27830, 31372, 37510, 39215, 55660, 75020, 78430, 86273, 156860, 172546, 345092, 431365, 862730, 1725460]

約数ペア:

[(1, 1725460), (2, 862730), (4, 431365), (5, 345092), (10, 172546), (11, 156860), (20, 86273), (22, 78430), (23, 75020), (31, 55660), (44, 39215), (46, 37510), (55, 31372), (62, 27830), (92, 18755), (110, 15686), (115, 15004), (121, 14260), (124, 13915), (155, 11132), (220, 7843), (230, 7502), (242, 7130), (253, 6820), (310, 5566), (341, 5060), (460, 3751), (484, 3565), (506, 3410), (605, 2852), (620, 2783), (682, 2530), (713, 2420), (1012, 1705), (1210, 1426), (1265, 1364)]