16755880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{601}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 40960080

約数和(自身を除く): 24204200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 601, 680, 697, 820, 1202, 1394, 1640, 2404, 2788, 3005, 3485, 4808, 5576, 6010, 6970, 10217, 12020, 13940, 20434, 24040, 24641, 27880, 40868, 49282, 51085, 81736, 98564, 102170, 123205, 197128, 204340, 246410, 408680, 418897, 492820, 837794, 985640, 1675588, 2094485, 3351176, 4188970, 8377940, 16755880]

約数ペア:

[(1, 16755880), (2, 8377940), (4, 4188970), (5, 3351176), (8, 2094485), (10, 1675588), (17, 985640), (20, 837794), (34, 492820), (40, 418897), (41, 408680), (68, 246410), (82, 204340), (85, 197128), (136, 123205), (164, 102170), (170, 98564), (205, 81736), (328, 51085), (340, 49282), (410, 40868), (601, 27880), (680, 24641), (697, 24040), (820, 20434), (1202, 13940), (1394, 12020), (1640, 10217), (2404, 6970), (2788, 6010), (3005, 5576), (3485, 4808)]