1115440

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:277

約数の個数: 40

約数和(自身を含む): 2642688

約数和(自身を除く): 1527248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 191, 292, 365, 382, 584, 730, 764, 955, 1168, 1460, 1528, 1910, 2920, 3056, 3820, 5840, 7640, 13943, 15280, 27886, 55772, 69715, 111544, 139430, 223088, 278860, 557720, 1115440]

約数ペア:

[(1, 1115440), (2, 557720), (4, 278860), (5, 223088), (8, 139430), (10, 111544), (16, 69715), (20, 55772), (40, 27886), (73, 15280), (80, 13943), (146, 7640), (191, 5840), (292, 3820), (365, 3056), (382, 2920), (584, 1910), (730, 1528), (764, 1460), (955, 1168)]