40667620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3677}}^1$

素因数の和:3772

約数の個数: 48

約数和(自身を含む): 98864640

約数和(自身を除く): 58197020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 3677, 5530, 7354, 11060, 14708, 18385, 25739, 36770, 51478, 73540, 102956, 128695, 257390, 290483, 514780, 580966, 1161932, 1452415, 2033381, 2904830, 4066762, 5809660, 8133524, 10166905, 20333810, 40667620]

約数ペア:

[(1, 40667620), (2, 20333810), (4, 10166905), (5, 8133524), (7, 5809660), (10, 4066762), (14, 2904830), (20, 2033381), (28, 1452415), (35, 1161932), (70, 580966), (79, 514780), (140, 290483), (158, 257390), (316, 128695), (395, 102956), (553, 73540), (790, 51478), (1106, 36770), (1580, 25739), (2212, 18385), (2765, 14708), (3677, 11060), (5530, 7354)]