392378690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{953}}^1$

素因数の和:1187

約数の個数: 64

約数和(自身を含む): 816013440

約数和(自身を除く): 423634750

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 197, 209, 394, 418, 953, 985, 1045, 1906, 1970, 2090, 2167, 3743, 4334, 4765, 7486, 9530, 10483, 10835, 18107, 18715, 20966, 21670, 36214, 37430, 41173, 52415, 82346, 90535, 104830, 181070, 187741, 199177, 205865, 375482, 398354, 411730, 938705, 995885, 1877410, 1991770, 2065151, 3567079, 4130302, 7134158, 10325755, 17835395, 20651510, 35670790, 39237869, 78475738, 196189345, 392378690]

約数ペア:

[(1, 392378690), (2, 196189345), (5, 78475738), (10, 39237869), (11, 35670790), (19, 20651510), (22, 17835395), (38, 10325755), (55, 7134158), (95, 4130302), (110, 3567079), (190, 2065151), (197, 1991770), (209, 1877410), (394, 995885), (418, 938705), (953, 411730), (985, 398354), (1045, 375482), (1906, 205865), (1970, 199177), (2090, 187741), (2167, 181070), (3743, 104830), (4334, 90535), (4765, 82346), (7486, 52415), (9530, 41173), (10483, 37430), (10835, 36214), (18107, 21670), (18715, 20966)]