2006680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 5171040

約数和(自身を除く): 3164360

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 227, 260, 340, 442, 454, 520, 680, 884, 908, 1105, 1135, 1768, 1816, 2210, 2270, 2951, 3859, 4420, 4540, 5902, 7718, 8840, 9080, 11804, 14755, 15436, 19295, 23608, 29510, 30872, 38590, 50167, 59020, 77180, 100334, 118040, 154360, 200668, 250835, 401336, 501670, 1003340, 2006680]

約数ペア:

[(1, 2006680), (2, 1003340), (4, 501670), (5, 401336), (8, 250835), (10, 200668), (13, 154360), (17, 118040), (20, 100334), (26, 77180), (34, 59020), (40, 50167), (52, 38590), (65, 30872), (68, 29510), (85, 23608), (104, 19295), (130, 15436), (136, 14755), (170, 11804), (221, 9080), (227, 8840), (260, 7718), (340, 5902), (442, 4540), (454, 4420), (520, 3859), (680, 2951), (884, 2270), (908, 2210), (1105, 1816), (1135, 1768)]