3331660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 7620480

約数和(自身を除く): 4288820

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 239, 340, 410, 478, 697, 820, 956, 1195, 1394, 2390, 2788, 3485, 4063, 4780, 6970, 8126, 9799, 13940, 16252, 19598, 20315, 39196, 40630, 48995, 81260, 97990, 166583, 195980, 333166, 666332, 832915, 1665830, 3331660]

約数ペア:

[(1, 3331660), (2, 1665830), (4, 832915), (5, 666332), (10, 333166), (17, 195980), (20, 166583), (34, 97990), (41, 81260), (68, 48995), (82, 40630), (85, 39196), (164, 20315), (170, 19598), (205, 16252), (239, 13940), (340, 9799), (410, 8126), (478, 6970), (697, 4780), (820, 4063), (956, 3485), (1195, 2788), (1394, 2390)]