5402980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{599}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 12700800

約数和(自身を除く): 7297820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 599, 820, 902, 1198, 1804, 2255, 2396, 2995, 4510, 5990, 6589, 9020, 11980, 13178, 24559, 26356, 32945, 49118, 65890, 98236, 122795, 131780, 245590, 270149, 491180, 540298, 1080596, 1350745, 2701490, 5402980]

約数ペア:

[(1, 5402980), (2, 2701490), (4, 1350745), (5, 1080596), (10, 540298), (11, 491180), (20, 270149), (22, 245590), (41, 131780), (44, 122795), (55, 98236), (82, 65890), (110, 49118), (164, 32945), (205, 26356), (220, 24559), (410, 13178), (451, 11980), (599, 9020), (820, 6589), (902, 5990), (1198, 4510), (1804, 2995), (2255, 2396)]