817190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:77

約数の個数: 64

約数和(自身を含む): 1866240

約数和(自身を除く): 1049050

約数列:

[1, 2, 5, 10, 11, 17, 19, 22, 23, 34, 38, 46, 55, 85, 95, 110, 115, 170, 187, 190, 209, 230, 253, 323, 374, 391, 418, 437, 506, 646, 782, 874, 935, 1045, 1265, 1615, 1870, 1955, 2090, 2185, 2530, 3230, 3553, 3910, 4301, 4370, 4807, 7106, 7429, 8602, 9614, 14858, 17765, 21505, 24035, 35530, 37145, 43010, 48070, 74290, 81719, 163438, 408595, 817190]

約数ペア:

[(1, 817190), (2, 408595), (5, 163438), (10, 81719), (11, 74290), (17, 48070), (19, 43010), (22, 37145), (23, 35530), (34, 24035), (38, 21505), (46, 17765), (55, 14858), (85, 9614), (95, 8602), (110, 7429), (115, 7106), (170, 4807), (187, 4370), (190, 4301), (209, 3910), (230, 3553), (253, 3230), (323, 2530), (374, 2185), (391, 2090), (418, 1955), (437, 1870), (506, 1615), (646, 1265), (782, 1045), (874, 935)]