55319140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{499}}^1$

素因数の和:772

約数の個数: 48

約数和(自身を含む): 121968000

約数和(自身を除く): 66648860

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 241, 460, 482, 499, 964, 998, 1205, 1996, 2410, 2495, 4820, 4990, 5543, 9980, 11086, 11477, 22172, 22954, 27715, 45908, 55430, 57385, 110860, 114770, 120259, 229540, 240518, 481036, 601295, 1202590, 2405180, 2765957, 5531914, 11063828, 13829785, 27659570, 55319140]

約数ペア:

[(1, 55319140), (2, 27659570), (4, 13829785), (5, 11063828), (10, 5531914), (20, 2765957), (23, 2405180), (46, 1202590), (92, 601295), (115, 481036), (230, 240518), (241, 229540), (460, 120259), (482, 114770), (499, 110860), (964, 57385), (998, 55430), (1205, 45908), (1996, 27715), (2410, 22954), (2495, 22172), (4820, 11477), (4990, 11086), (5543, 9980)]