1632280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:140

約数の個数: 64

約数和(自身を含む): 4102560

約数和(自身を除く): 2470280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 73, 86, 104, 130, 146, 172, 215, 260, 292, 344, 365, 430, 520, 559, 584, 730, 860, 949, 1118, 1460, 1720, 1898, 2236, 2795, 2920, 3139, 3796, 4472, 4745, 5590, 6278, 7592, 9490, 11180, 12556, 15695, 18980, 22360, 25112, 31390, 37960, 40807, 62780, 81614, 125560, 163228, 204035, 326456, 408070, 816140, 1632280]

約数ペア:

[(1, 1632280), (2, 816140), (4, 408070), (5, 326456), (8, 204035), (10, 163228), (13, 125560), (20, 81614), (26, 62780), (40, 40807), (43, 37960), (52, 31390), (65, 25112), (73, 22360), (86, 18980), (104, 15695), (130, 12556), (146, 11180), (172, 9490), (215, 7592), (260, 6278), (292, 5590), (344, 4745), (365, 4472), (430, 3796), (520, 3139), (559, 2920), (584, 2795), (730, 2236), (860, 1898), (949, 1720), (1118, 1460)]