8394428

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 18278400

約数和(自身を除く): 9883972

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 509, 532, 589, 868, 1018, 1178, 2036, 2356, 3563, 4123, 7126, 8246, 9671, 14252, 15779, 16492, 19342, 31558, 38684, 63116, 67697, 110453, 135394, 220906, 270788, 299801, 441812, 599602, 1199204, 2098607, 4197214, 8394428]

約数ペア:

[(1, 8394428), (2, 4197214), (4, 2098607), (7, 1199204), (14, 599602), (19, 441812), (28, 299801), (31, 270788), (38, 220906), (62, 135394), (76, 110453), (124, 67697), (133, 63116), (217, 38684), (266, 31558), (434, 19342), (509, 16492), (532, 15779), (589, 14252), (868, 9671), (1018, 8246), (1178, 7126), (2036, 4123), (2356, 3563)]