42546890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3671}}^1$

素因数の和:3758

約数の個数: 32

約数和(自身を含む): 81959040

約数和(自身を除く): 39412150

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 122, 190, 305, 610, 1159, 2318, 3671, 5795, 7342, 11590, 18355, 36710, 69749, 139498, 223931, 348745, 447862, 697490, 1119655, 2239310, 4254689, 8509378, 21273445, 42546890]

約数ペア:

[(1, 42546890), (2, 21273445), (5, 8509378), (10, 4254689), (19, 2239310), (38, 1119655), (61, 697490), (95, 447862), (122, 348745), (190, 223931), (305, 139498), (610, 69749), (1159, 36710), (2318, 18355), (3671, 11590), (5795, 7342)]