42853980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54941}}^1$

素因数の和:54966

約数の個数: 48

約数和(自身を含む): 129223584

約数和(自身を除く): 86369604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 54941, 109882, 164823, 219764, 274705, 329646, 549410, 659292, 714233, 824115, 1098820, 1428466, 1648230, 2142699, 2856932, 3296460, 3571165, 4285398, 7142330, 8570796, 10713495, 14284660, 21426990, 42853980]

約数ペア:

[(1, 42853980), (2, 21426990), (3, 14284660), (4, 10713495), (5, 8570796), (6, 7142330), (10, 4285398), (12, 3571165), (13, 3296460), (15, 2856932), (20, 2142699), (26, 1648230), (30, 1428466), (39, 1098820), (52, 824115), (60, 714233), (65, 659292), (78, 549410), (130, 329646), (156, 274705), (195, 219764), (260, 164823), (390, 109882), (780, 54941)]