1000640

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:129

約数の個数: 56

約数和(自身を含む): 2468880

約数和(自身を除く): 1468240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 59, 64, 80, 106, 118, 160, 212, 236, 265, 295, 320, 424, 472, 530, 590, 848, 944, 1060, 1180, 1696, 1888, 2120, 2360, 3127, 3392, 3776, 4240, 4720, 6254, 8480, 9440, 12508, 15635, 16960, 18880, 25016, 31270, 50032, 62540, 100064, 125080, 200128, 250160, 500320, 1000640]

約数ペア:

[(1, 1000640), (2, 500320), (4, 250160), (5, 200128), (8, 125080), (10, 100064), (16, 62540), (20, 50032), (32, 31270), (40, 25016), (53, 18880), (59, 16960), (64, 15635), (80, 12508), (106, 9440), (118, 8480), (160, 6254), (212, 4720), (236, 4240), (265, 3776), (295, 3392), (320, 3127), (424, 2360), (472, 2120), (530, 1888), (590, 1696), (848, 1180), (944, 1060)]