490681688

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{65881}}^1$

素因数の和:65920

約数の個数: 48

約数和(自身を含む): 1126582200

約数和(自身を除く): 635900512

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 392, 532, 931, 1064, 1862, 3724, 7448, 65881, 131762, 263524, 461167, 527048, 922334, 1251739, 1844668, 2503478, 3228169, 3689336, 5006956, 6456338, 8762173, 10013912, 12912676, 17524346, 25825352, 35048692, 61335211, 70097384, 122670422, 245340844, 490681688]

約数ペア:

[(1, 490681688), (2, 245340844), (4, 122670422), (7, 70097384), (8, 61335211), (14, 35048692), (19, 25825352), (28, 17524346), (38, 12912676), (49, 10013912), (56, 8762173), (76, 6456338), (98, 5006956), (133, 3689336), (152, 3228169), (196, 2503478), (266, 1844668), (392, 1251739), (532, 922334), (931, 527048), (1064, 461167), (1862, 263524), (3724, 131762), (7448, 65881)]