28447460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2699}}^1$

素因数の和:2756

約数の個数: 48

約数和(自身を含む): 65318400

約数和(自身を除く): 36870940

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 2108, 2635, 2699, 5270, 5398, 10540, 10796, 13495, 26990, 45883, 53980, 83669, 91766, 167338, 183532, 229415, 334676, 418345, 458830, 836690, 917660, 1422373, 1673380, 2844746, 5689492, 7111865, 14223730, 28447460]

約数ペア:

[(1, 28447460), (2, 14223730), (4, 7111865), (5, 5689492), (10, 2844746), (17, 1673380), (20, 1422373), (31, 917660), (34, 836690), (62, 458830), (68, 418345), (85, 334676), (124, 229415), (155, 183532), (170, 167338), (310, 91766), (340, 83669), (527, 53980), (620, 45883), (1054, 26990), (2108, 13495), (2635, 10796), (2699, 10540), (5270, 5398)]