66440440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4871}}^1$

素因数の和:4924

約数の個数: 64

約数和(自身を含む): 168376320

約数和(自身を除く): 101935880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 4871, 6820, 9742, 13640, 19484, 24355, 38968, 48710, 53581, 97420, 107162, 151001, 194840, 214324, 267905, 302002, 428648, 535810, 604004, 755005, 1071620, 1208008, 1510010, 1661011, 2143240, 3020020, 3322022, 6040040, 6644044, 8305055, 13288088, 16610110, 33220220, 66440440]

約数ペア:

[(1, 66440440), (2, 33220220), (4, 16610110), (5, 13288088), (8, 8305055), (10, 6644044), (11, 6040040), (20, 3322022), (22, 3020020), (31, 2143240), (40, 1661011), (44, 1510010), (55, 1208008), (62, 1071620), (88, 755005), (110, 604004), (124, 535810), (155, 428648), (220, 302002), (248, 267905), (310, 214324), (341, 194840), (440, 151001), (620, 107162), (682, 97420), (1240, 53581), (1364, 48710), (1705, 38968), (2728, 24355), (3410, 19484), (4871, 13640), (6820, 9742)]