11947390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1$

素因数の和:737

約数の個数: 64

約数和(自身を含む): 27901440

約数和(自身を除く): 15954050

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 182, 190, 247, 266, 455, 494, 665, 691, 910, 1235, 1330, 1382, 1729, 2470, 3455, 3458, 4837, 6910, 8645, 8983, 9674, 13129, 17290, 17966, 24185, 26258, 44915, 48370, 62881, 65645, 89830, 91903, 125762, 131290, 170677, 183806, 314405, 341354, 459515, 628810, 853385, 919030, 1194739, 1706770, 2389478, 5973695, 11947390]

約数ペア:

[(1, 11947390), (2, 5973695), (5, 2389478), (7, 1706770), (10, 1194739), (13, 919030), (14, 853385), (19, 628810), (26, 459515), (35, 341354), (38, 314405), (65, 183806), (70, 170677), (91, 131290), (95, 125762), (130, 91903), (133, 89830), (182, 65645), (190, 62881), (247, 48370), (266, 44915), (455, 26258), (494, 24185), (665, 17966), (691, 17290), (910, 13129), (1235, 9674), (1330, 8983), (1382, 8645), (1729, 6910), (2470, 4837), (3455, 3458)]