38997780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{13829}}^1$

素因数の和:13888

約数の個数: 48

約数和(自身を含む): 111525120

約数和(自身を除く): 72527340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 13829, 27658, 41487, 55316, 69145, 82974, 138290, 165948, 207435, 276580, 414870, 649963, 829740, 1299926, 1949889, 2599852, 3249815, 3899778, 6499630, 7799556, 9749445, 12999260, 19498890, 38997780]

約数ペア:

[(1, 38997780), (2, 19498890), (3, 12999260), (4, 9749445), (5, 7799556), (6, 6499630), (10, 3899778), (12, 3249815), (15, 2599852), (20, 1949889), (30, 1299926), (47, 829740), (60, 649963), (94, 414870), (141, 276580), (188, 207435), (235, 165948), (282, 138290), (470, 82974), (564, 69145), (705, 55316), (940, 41487), (1410, 27658), (2820, 13829)]