12518120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1$

素因数の和:518

約数の個数: 64

約数和(自身を含む): 30618000

約数和(自身を除く): 18099880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 449, 680, 697, 820, 898, 1394, 1640, 1796, 2245, 2788, 3485, 3592, 4490, 5576, 6970, 7633, 8980, 13940, 15266, 17960, 18409, 27880, 30532, 36818, 38165, 61064, 73636, 76330, 92045, 147272, 152660, 184090, 305320, 312953, 368180, 625906, 736360, 1251812, 1564765, 2503624, 3129530, 6259060, 12518120]

約数ペア:

[(1, 12518120), (2, 6259060), (4, 3129530), (5, 2503624), (8, 1564765), (10, 1251812), (17, 736360), (20, 625906), (34, 368180), (40, 312953), (41, 305320), (68, 184090), (82, 152660), (85, 147272), (136, 92045), (164, 76330), (170, 73636), (205, 61064), (328, 38165), (340, 36818), (410, 30532), (449, 27880), (680, 18409), (697, 17960), (820, 15266), (898, 13940), (1394, 8980), (1640, 7633), (1796, 6970), (2245, 5576), (2788, 4490), (3485, 3592)]