20131309060

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{311341}}^1$

素因数の和:311464

約数の個数: 48

約数和(自身を含む): 43779666672

約数和(自身を除く): 23648357612

約数列:

[1, 2, 4, 5, 10, 20, 53, 61, 106, 122, 212, 244, 265, 305, 530, 610, 1060, 1220, 3233, 6466, 12932, 16165, 32330, 64660, 311341, 622682, 1245364, 1556705, 3113410, 6226820, 16501073, 18991801, 33002146, 37983602, 66004292, 75967204, 82505365, 94959005, 165010730, 189918010, 330021460, 379836020, 1006565453, 2013130906, 4026261812, 5032827265, 10065654530, 20131309060]

約数ペア:

[(1, 20131309060), (2, 10065654530), (4, 5032827265), (5, 4026261812), (10, 2013130906), (20, 1006565453), (53, 379836020), (61, 330021460), (106, 189918010), (122, 165010730), (212, 94959005), (244, 82505365), (265, 75967204), (305, 66004292), (530, 37983602), (610, 33002146), (1060, 18991801), (1220, 16501073), (3233, 6226820), (6466, 3113410), (12932, 1556705), (16165, 1245364), (32330, 622682), (64660, 311341)]