384654820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{56401}}^1$

素因数の和:56452

約数の個数: 48

約数和(自身を含む): 909651456

約数和(自身を除く): 524996636

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 56401, 112802, 225604, 282005, 564010, 620411, 1128020, 1240822, 1748431, 2481644, 3102055, 3496862, 6204110, 6993724, 8742155, 12408220, 17484310, 19232741, 34968620, 38465482, 76930964, 96163705, 192327410, 384654820]

約数ペア:

[(1, 384654820), (2, 192327410), (4, 96163705), (5, 76930964), (10, 38465482), (11, 34968620), (20, 19232741), (22, 17484310), (31, 12408220), (44, 8742155), (55, 6993724), (62, 6204110), (110, 3496862), (124, 3102055), (155, 2481644), (220, 1748431), (310, 1240822), (341, 1128020), (620, 620411), (682, 564010), (1364, 282005), (1705, 225604), (3410, 112802), (6820, 56401)]