38651540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1439}}^1$

素因数の和:1544

約数の個数: 48

約数和(自身を含む): 87091200

約数和(自身を除く): 48439660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 158, 170, 316, 340, 395, 790, 1343, 1439, 1580, 2686, 2878, 5372, 5756, 6715, 7195, 13430, 14390, 24463, 26860, 28780, 48926, 97852, 113681, 122315, 227362, 244630, 454724, 489260, 568405, 1136810, 1932577, 2273620, 3865154, 7730308, 9662885, 19325770, 38651540]

約数ペア:

[(1, 38651540), (2, 19325770), (4, 9662885), (5, 7730308), (10, 3865154), (17, 2273620), (20, 1932577), (34, 1136810), (68, 568405), (79, 489260), (85, 454724), (158, 244630), (170, 227362), (316, 122315), (340, 113681), (395, 97852), (790, 48926), (1343, 28780), (1439, 26860), (1580, 24463), (2686, 14390), (2878, 13430), (5372, 7195), (5756, 6715)]