15311940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{36457}}^1$

素因数の和:36476

約数の個数: 48

約数和(自身を含む): 48999552

約数和(自身を除く): 33687612

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 36457, 72914, 109371, 145828, 182285, 218742, 255199, 364570, 437484, 510398, 546855, 729140, 765597, 1020796, 1093710, 1275995, 1531194, 2187420, 2551990, 3062388, 3827985, 5103980, 7655970, 15311940]

約数ペア:

[(1, 15311940), (2, 7655970), (3, 5103980), (4, 3827985), (5, 3062388), (6, 2551990), (7, 2187420), (10, 1531194), (12, 1275995), (14, 1093710), (15, 1020796), (20, 765597), (21, 729140), (28, 546855), (30, 510398), (35, 437484), (42, 364570), (60, 255199), (70, 218742), (84, 182285), (105, 145828), (140, 109371), (210, 72914), (420, 36457)]