8377940

素因数分解:

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

素因数の和:668

約数の個数: 48

約数和(自身を含む): 19114704

約数和(自身を除く): 10736764

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 601, 697, 820, 1202, 1394, 2404, 2788, 3005, 3485, 6010, 6970, 10217, 12020, 13940, 20434, 24641, 40868, 49282, 51085, 98564, 102170, 123205, 204340, 246410, 418897, 492820, 837794, 1675588, 2094485, 4188970, 8377940]

約数ペア:

[(1, 8377940), (2, 4188970), (4, 2094485), (5, 1675588), (10, 837794), (17, 492820), (20, 418897), (34, 246410), (41, 204340), (68, 123205), (82, 102170), (85, 98564), (164, 51085), (170, 49282), (205, 40868), (340, 24641), (410, 20434), (601, 13940), (697, 12020), (820, 10217), (1202, 6970), (1394, 6010), (2404, 3485), (2788, 3005)]