20123657940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2693}}^1\times {\mathrm{124543}}^1$

素因数の和:127248

約数の個数: 48

約数和(自身を含む): 56367618048

約数和(自身を除く): 36243960108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2693, 5386, 8079, 10772, 13465, 16158, 26930, 32316, 40395, 53860, 80790, 124543, 161580, 249086, 373629, 498172, 622715, 747258, 1245430, 1494516, 1868145, 2490860, 3736290, 7472580, 335394299, 670788598, 1006182897, 1341577196, 1676971495, 2012365794, 3353942990, 4024731588, 5030914485, 6707885980, 10061828970, 20123657940]

約数ペア:

[(1, 20123657940), (2, 10061828970), (3, 6707885980), (4, 5030914485), (5, 4024731588), (6, 3353942990), (10, 2012365794), (12, 1676971495), (15, 1341577196), (20, 1006182897), (30, 670788598), (60, 335394299), (2693, 7472580), (5386, 3736290), (8079, 2490860), (10772, 1868145), (13465, 1494516), (16158, 1245430), (26930, 747258), (32316, 622715), (40395, 498172), (53860, 373629), (80790, 249086), (124543, 161580)]