290377630

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1\times {\mathrm{757}}^1$

素因数の和:1284

約数の個数: 32

約数和(自身を含む): 530478720

約数和(自身を除く): 240101090

約数列:

[1, 2, 5, 10, 89, 178, 431, 445, 757, 862, 890, 1514, 2155, 3785, 4310, 7570, 38359, 67373, 76718, 134746, 191795, 326267, 336865, 383590, 652534, 673730, 1631335, 3262670, 29037763, 58075526, 145188815, 290377630]

約数ペア:

[(1, 290377630), (2, 145188815), (5, 58075526), (10, 29037763), (89, 3262670), (178, 1631335), (431, 673730), (445, 652534), (757, 383590), (862, 336865), (890, 326267), (1514, 191795), (2155, 134746), (3785, 76718), (4310, 67373), (7570, 38359)]