20258730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13241}}^1$

素因数の和:13271

約数の個数: 48

約数和(自身を含む): 55775304

約数和(自身を除く): 35516574

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 13241, 26482, 39723, 66205, 79446, 119169, 132410, 198615, 225097, 238338, 397230, 450194, 595845, 675291, 1125485, 1191690, 1350582, 2025873, 2250970, 3376455, 4051746, 6752910, 10129365, 20258730]

約数ペア:

[(1, 20258730), (2, 10129365), (3, 6752910), (5, 4051746), (6, 3376455), (9, 2250970), (10, 2025873), (15, 1350582), (17, 1191690), (18, 1125485), (30, 675291), (34, 595845), (45, 450194), (51, 397230), (85, 238338), (90, 225097), (102, 198615), (153, 132410), (170, 119169), (255, 79446), (306, 66205), (510, 39723), (765, 26482), (1530, 13241)]