42131390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2699}}^1$

素因数の和:2936

約数の個数: 32

約数和(自身を含む): 87091200

約数和(自身を除く): 44959810

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 223, 446, 1115, 1561, 2230, 2699, 3122, 5398, 7805, 13495, 15610, 18893, 26990, 37786, 94465, 188930, 601877, 1203754, 3009385, 4213139, 6018770, 8426278, 21065695, 42131390]

約数ペア:

[(1, 42131390), (2, 21065695), (5, 8426278), (7, 6018770), (10, 4213139), (14, 3009385), (35, 1203754), (70, 601877), (223, 188930), (446, 94465), (1115, 37786), (1561, 26990), (2230, 18893), (2699, 15610), (3122, 13495), (5398, 7805)]