124016780

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{491}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 266069664

約数和(自身を除く): 142052884

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 173, 292, 346, 365, 491, 692, 730, 865, 982, 1460, 1730, 1964, 2455, 3460, 4910, 9820, 12629, 25258, 35843, 50516, 63145, 71686, 84943, 126290, 143372, 169886, 179215, 252580, 339772, 358430, 424715, 716860, 849430, 1698860, 6200839, 12401678, 24803356, 31004195, 62008390, 124016780]

約数ペア:

[(1, 124016780), (2, 62008390), (4, 31004195), (5, 24803356), (10, 12401678), (20, 6200839), (73, 1698860), (146, 849430), (173, 716860), (292, 424715), (346, 358430), (365, 339772), (491, 252580), (692, 179215), (730, 169886), (865, 143372), (982, 126290), (1460, 84943), (1730, 71686), (1964, 63145), (2455, 50516), (3460, 35843), (4910, 25258), (9820, 12629)]