1640860130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{4283}}^1$

素因数の和:4731

約数の個数: 64

約数和(自身を含む): 3644621568

約数和(自身を除く): 2003761438

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 421, 455, 842, 910, 2105, 2947, 4210, 4283, 5473, 5894, 8566, 10946, 14735, 21415, 27365, 29470, 29981, 38311, 42830, 54730, 55679, 59962, 76622, 111358, 149905, 191555, 278395, 299810, 383110, 389753, 556790, 779506, 1803143, 1948765, 3606286, 3897530, 9015715, 12622001, 18031430, 23440859, 25244002, 46881718, 63110005, 117204295, 126220010, 164086013, 234408590, 328172026, 820430065, 1640860130]

約数ペア:

[(1, 1640860130), (2, 820430065), (5, 328172026), (7, 234408590), (10, 164086013), (13, 126220010), (14, 117204295), (26, 63110005), (35, 46881718), (65, 25244002), (70, 23440859), (91, 18031430), (130, 12622001), (182, 9015715), (421, 3897530), (455, 3606286), (842, 1948765), (910, 1803143), (2105, 779506), (2947, 556790), (4210, 389753), (4283, 383110), (5473, 299810), (5894, 278395), (8566, 191555), (10946, 149905), (14735, 111358), (21415, 76622), (27365, 59962), (29470, 55679), (29981, 54730), (38311, 42830)]