489048140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1103}}^1\times {\mathrm{3167}}^1$

素因数の和:4286

約数の個数: 48

約数和(自身を含む): 1175150592

約数和(自身を除く): 686102452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1103, 2206, 3167, 4412, 5515, 6334, 7721, 11030, 12668, 15442, 15835, 22060, 22169, 30884, 31670, 38605, 44338, 63340, 77210, 88676, 110845, 154420, 221690, 443380, 3493201, 6986402, 13972804, 17466005, 24452407, 34932010, 48904814, 69864020, 97809628, 122262035, 244524070, 489048140]

約数ペア:

[(1, 489048140), (2, 244524070), (4, 122262035), (5, 97809628), (7, 69864020), (10, 48904814), (14, 34932010), (20, 24452407), (28, 17466005), (35, 13972804), (70, 6986402), (140, 3493201), (1103, 443380), (2206, 221690), (3167, 154420), (4412, 110845), (5515, 88676), (6334, 77210), (7721, 63340), (11030, 44338), (12668, 38605), (15442, 31670), (15835, 30884), (22060, 22169)]