2666620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:91

約数の個数: 96

約数和(自身を含む): 6967296

約数和(自身を除く): 4300676

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 23, 31, 34, 44, 46, 55, 62, 68, 85, 92, 110, 115, 124, 155, 170, 187, 220, 230, 253, 310, 340, 341, 374, 391, 460, 506, 527, 620, 682, 713, 748, 782, 935, 1012, 1054, 1265, 1364, 1426, 1564, 1705, 1870, 1955, 2108, 2530, 2635, 2852, 3410, 3565, 3740, 3910, 4301, 5060, 5270, 5797, 6820, 7130, 7820, 7843, 8602, 10540, 11594, 12121, 14260, 15686, 17204, 21505, 23188, 24242, 28985, 31372, 39215, 43010, 48484, 57970, 60605, 78430, 86020, 115940, 121210, 133331, 156860, 242420, 266662, 533324, 666655, 1333310, 2666620]

約数ペア:

[(1, 2666620), (2, 1333310), (4, 666655), (5, 533324), (10, 266662), (11, 242420), (17, 156860), (20, 133331), (22, 121210), (23, 115940), (31, 86020), (34, 78430), (44, 60605), (46, 57970), (55, 48484), (62, 43010), (68, 39215), (85, 31372), (92, 28985), (110, 24242), (115, 23188), (124, 21505), (155, 17204), (170, 15686), (187, 14260), (220, 12121), (230, 11594), (253, 10540), (310, 8602), (340, 7843), (341, 7820), (374, 7130), (391, 6820), (460, 5797), (506, 5270), (527, 5060), (620, 4301), (682, 3910), (713, 3740), (748, 3565), (782, 3410), (935, 2852), (1012, 2635), (1054, 2530), (1265, 2108), (1364, 1955), (1426, 1870), (1564, 1705)]