993820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 2298240

約数和(自身を除く): 1304420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 79, 85, 148, 158, 170, 185, 316, 340, 370, 395, 629, 740, 790, 1258, 1343, 1580, 2516, 2686, 2923, 3145, 5372, 5846, 6290, 6715, 11692, 12580, 13430, 14615, 26860, 29230, 49691, 58460, 99382, 198764, 248455, 496910, 993820]

約数ペア:

[(1, 993820), (2, 496910), (4, 248455), (5, 198764), (10, 99382), (17, 58460), (20, 49691), (34, 29230), (37, 26860), (68, 14615), (74, 13430), (79, 12580), (85, 11692), (148, 6715), (158, 6290), (170, 5846), (185, 5372), (316, 3145), (340, 2923), (370, 2686), (395, 2516), (629, 1580), (740, 1343), (790, 1258)]