748029380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{172357}}^1$

素因数の和:172404

約数の個数: 48

約数和(自身を含む): 1853193216

約数和(自身を除く): 1105163836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 172357, 344714, 689428, 861785, 1206499, 1723570, 2412998, 3447140, 4825996, 5343067, 6032495, 10686134, 12064990, 21372268, 24129980, 26715335, 37401469, 53430670, 74802938, 106861340, 149605876, 187007345, 374014690, 748029380]

約数ペア:

[(1, 748029380), (2, 374014690), (4, 187007345), (5, 149605876), (7, 106861340), (10, 74802938), (14, 53430670), (20, 37401469), (28, 26715335), (31, 24129980), (35, 21372268), (62, 12064990), (70, 10686134), (124, 6032495), (140, 5343067), (155, 4825996), (217, 3447140), (310, 2412998), (434, 1723570), (620, 1206499), (868, 861785), (1085, 689428), (2170, 344714), (4340, 172357)]