2153260

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 4902912

約数和(自身を除く): 2749652

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 151, 155, 230, 302, 310, 460, 604, 620, 713, 755, 1426, 1510, 2852, 3020, 3473, 3565, 4681, 6946, 7130, 9362, 13892, 14260, 17365, 18724, 23405, 34730, 46810, 69460, 93620, 107663, 215326, 430652, 538315, 1076630, 2153260]

約数ペア:

[(1, 2153260), (2, 1076630), (4, 538315), (5, 430652), (10, 215326), (20, 107663), (23, 93620), (31, 69460), (46, 46810), (62, 34730), (92, 23405), (115, 18724), (124, 17365), (151, 14260), (155, 13892), (230, 9362), (302, 7130), (310, 6946), (460, 4681), (604, 3565), (620, 3473), (713, 3020), (755, 2852), (1426, 1510)]