27406040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{983}}^1$

素因数の和:1052

約数の個数: 64

約数和(自身を含む): 66951360

約数和(自身を除く): 39545320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 680, 697, 820, 983, 1394, 1640, 1966, 2788, 3485, 3932, 4915, 5576, 6970, 7864, 9830, 13940, 16711, 19660, 27880, 33422, 39320, 40303, 66844, 80606, 83555, 133688, 161212, 167110, 201515, 322424, 334220, 403030, 668440, 685151, 806060, 1370302, 1612120, 2740604, 3425755, 5481208, 6851510, 13703020, 27406040]

約数ペア:

[(1, 27406040), (2, 13703020), (4, 6851510), (5, 5481208), (8, 3425755), (10, 2740604), (17, 1612120), (20, 1370302), (34, 806060), (40, 685151), (41, 668440), (68, 403030), (82, 334220), (85, 322424), (136, 201515), (164, 167110), (170, 161212), (205, 133688), (328, 83555), (340, 80606), (410, 66844), (680, 40303), (697, 39320), (820, 33422), (983, 27880), (1394, 19660), (1640, 16711), (1966, 13940), (2788, 9830), (3485, 7864), (3932, 6970), (4915, 5576)]