20093320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2273}}^1$

素因数の和:2314

約数の個数: 64

約数和(自身を含む): 51574320

約数和(自身を除く): 31481000

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 2273, 4420, 4546, 8840, 9092, 11365, 18184, 22730, 29549, 38641, 45460, 59098, 77282, 90920, 118196, 147745, 154564, 193205, 236392, 295490, 309128, 386410, 502333, 590980, 772820, 1004666, 1181960, 1545640, 2009332, 2511665, 4018664, 5023330, 10046660, 20093320]

約数ペア:

[(1, 20093320), (2, 10046660), (4, 5023330), (5, 4018664), (8, 2511665), (10, 2009332), (13, 1545640), (17, 1181960), (20, 1004666), (26, 772820), (34, 590980), (40, 502333), (52, 386410), (65, 309128), (68, 295490), (85, 236392), (104, 193205), (130, 154564), (136, 147745), (170, 118196), (221, 90920), (260, 77282), (340, 59098), (442, 45460), (520, 38641), (680, 29549), (884, 22730), (1105, 18184), (1768, 11365), (2210, 9092), (2273, 8840), (4420, 4546)]