447788770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{16481}}^1$

素因数の和:16531

約数の個数: 64

約数和(自身を含む): 996831360

約数和(自身を除く): 549042590

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 38, 55, 65, 95, 110, 130, 143, 190, 209, 247, 286, 418, 494, 715, 1045, 1235, 1430, 2090, 2470, 2717, 5434, 13585, 16481, 27170, 32962, 82405, 164810, 181291, 214253, 313139, 362582, 428506, 626278, 906455, 1071265, 1565695, 1812910, 2142530, 2356783, 3131390, 3444529, 4070807, 4713566, 6889058, 8141614, 11783915, 17222645, 20354035, 23567830, 34445290, 40708070, 44778877, 89557754, 223894385, 447788770]

約数ペア:

[(1, 447788770), (2, 223894385), (5, 89557754), (10, 44778877), (11, 40708070), (13, 34445290), (19, 23567830), (22, 20354035), (26, 17222645), (38, 11783915), (55, 8141614), (65, 6889058), (95, 4713566), (110, 4070807), (130, 3444529), (143, 3131390), (190, 2356783), (209, 2142530), (247, 1812910), (286, 1565695), (418, 1071265), (494, 906455), (715, 626278), (1045, 428506), (1235, 362582), (1430, 313139), (2090, 214253), (2470, 181291), (2717, 164810), (5434, 82405), (13585, 32962), (16481, 27170)]