2984020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 7056000

約数和(自身を除く): 4071980

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 499, 598, 998, 1196, 1495, 1996, 2495, 2990, 4990, 5980, 6487, 9980, 11477, 12974, 22954, 25948, 32435, 45908, 57385, 64870, 114770, 129740, 149201, 229540, 298402, 596804, 746005, 1492010, 2984020]

約数ペア:

[(1, 2984020), (2, 1492010), (4, 746005), (5, 596804), (10, 298402), (13, 229540), (20, 149201), (23, 129740), (26, 114770), (46, 64870), (52, 57385), (65, 45908), (92, 32435), (115, 25948), (130, 22954), (230, 12974), (260, 11477), (299, 9980), (460, 6487), (499, 5980), (598, 4990), (998, 2990), (1196, 2495), (1495, 1996)]