500628520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{7481}}^1$

素因数の和:7738

約数の個数: 64

約数和(自身を含む): 1292889600

約数和(自身を除く): 792261080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 239, 280, 478, 956, 1195, 1673, 1912, 2390, 3346, 4780, 6692, 7481, 8365, 9560, 13384, 14962, 16730, 29924, 33460, 37405, 52367, 59848, 66920, 74810, 104734, 149620, 209468, 261835, 299240, 418936, 523670, 1047340, 1787959, 2094680, 3575918, 7151836, 8939795, 12515713, 14303672, 17879590, 25031426, 35759180, 50062852, 62578565, 71518360, 100125704, 125157130, 250314260, 500628520]

約数ペア:

[(1, 500628520), (2, 250314260), (4, 125157130), (5, 100125704), (7, 71518360), (8, 62578565), (10, 50062852), (14, 35759180), (20, 25031426), (28, 17879590), (35, 14303672), (40, 12515713), (56, 8939795), (70, 7151836), (140, 3575918), (239, 2094680), (280, 1787959), (478, 1047340), (956, 523670), (1195, 418936), (1673, 299240), (1912, 261835), (2390, 209468), (3346, 149620), (4780, 104734), (6692, 74810), (7481, 66920), (8365, 59848), (9560, 52367), (13384, 37405), (14962, 33460), (16730, 29924)]