883280

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:255

約数の個数: 40

約数和(自身を含む): 2098824

約数和(自身を除く): 1215544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 181, 244, 305, 362, 488, 610, 724, 905, 976, 1220, 1448, 1810, 2440, 2896, 3620, 4880, 7240, 11041, 14480, 22082, 44164, 55205, 88328, 110410, 176656, 220820, 441640, 883280]

約数ペア:

[(1, 883280), (2, 441640), (4, 220820), (5, 176656), (8, 110410), (10, 88328), (16, 55205), (20, 44164), (40, 22082), (61, 14480), (80, 11041), (122, 7240), (181, 4880), (244, 3620), (305, 2896), (362, 2440), (488, 1810), (610, 1448), (724, 1220), (905, 976)]