42401540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{463}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 94321920

約数和(自身を除く): 51920380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 241, 380, 463, 482, 926, 964, 1205, 1852, 2315, 2410, 4579, 4630, 4820, 8797, 9158, 9260, 17594, 18316, 22895, 35188, 43985, 45790, 87970, 91580, 111583, 175940, 223166, 446332, 557915, 1115830, 2120077, 2231660, 4240154, 8480308, 10600385, 21200770, 42401540]

約数ペア:

[(1, 42401540), (2, 21200770), (4, 10600385), (5, 8480308), (10, 4240154), (19, 2231660), (20, 2120077), (38, 1115830), (76, 557915), (95, 446332), (190, 223166), (241, 175940), (380, 111583), (463, 91580), (482, 87970), (926, 45790), (964, 43985), (1205, 35188), (1852, 22895), (2315, 18316), (2410, 17594), (4579, 9260), (4630, 9158), (4820, 8797)]