489020404

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{701}}^1$

素因数の和:928

約数の個数: 48

約数和(自身を含む): 922259520

約数和(自身を除く): 433239116

約数列:

[1, 2, 4, 19, 38, 67, 76, 134, 137, 268, 274, 548, 701, 1273, 1402, 2546, 2603, 2804, 5092, 5206, 9179, 10412, 13319, 18358, 26638, 36716, 46967, 53276, 93934, 96037, 174401, 187868, 192074, 348802, 384148, 697604, 892373, 1784746, 1824703, 3569492, 3649406, 6434479, 7298812, 12868958, 25737916, 122255101, 244510202, 489020404]

約数ペア:

[(1, 489020404), (2, 244510202), (4, 122255101), (19, 25737916), (38, 12868958), (67, 7298812), (76, 6434479), (134, 3649406), (137, 3569492), (268, 1824703), (274, 1784746), (548, 892373), (701, 697604), (1273, 384148), (1402, 348802), (2546, 192074), (2603, 187868), (2804, 174401), (5092, 96037), (5206, 93934), (9179, 53276), (10412, 46967), (13319, 36716), (18358, 26638)]