2173620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2131}}^1$

素因数の和:2160

約数の個数: 48

約数和(自身を含む): 6447168

約数和(自身を除く): 4273548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 2131, 4262, 6393, 8524, 10655, 12786, 21310, 25572, 31965, 36227, 42620, 63930, 72454, 108681, 127860, 144908, 181135, 217362, 362270, 434724, 543405, 724540, 1086810, 2173620]

約数ペア:

[(1, 2173620), (2, 1086810), (3, 724540), (4, 543405), (5, 434724), (6, 362270), (10, 217362), (12, 181135), (15, 144908), (17, 127860), (20, 108681), (30, 72454), (34, 63930), (51, 42620), (60, 36227), (68, 31965), (85, 25572), (102, 21310), (170, 12786), (204, 10655), (255, 8524), (340, 6393), (510, 4262), (1020, 2131)]