38823580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1283}}^1$

素因数の和:1398

約数の個数: 48

約数和(自身を含む): 87363360

約数和(自身を除く): 48539780

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 340, 356, 445, 890, 1283, 1513, 1780, 2566, 3026, 5132, 6052, 6415, 7565, 12830, 15130, 21811, 25660, 30260, 43622, 87244, 109055, 114187, 218110, 228374, 436220, 456748, 570935, 1141870, 1941179, 2283740, 3882358, 7764716, 9705895, 19411790, 38823580]

約数ペア:

[(1, 38823580), (2, 19411790), (4, 9705895), (5, 7764716), (10, 3882358), (17, 2283740), (20, 1941179), (34, 1141870), (68, 570935), (85, 456748), (89, 436220), (170, 228374), (178, 218110), (340, 114187), (356, 109055), (445, 87244), (890, 43622), (1283, 30260), (1513, 25660), (1780, 21811), (2566, 15130), (3026, 12830), (5132, 7565), (6052, 6415)]