19363464440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1429}}^1\times {\mathrm{19927}}^1$

素因数の和:21384

約数の個数: 64

約数和(自身を含む): 46165204800

約数和(自身を除く): 26801740360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1429, 2858, 5716, 7145, 11432, 14290, 19927, 24293, 28580, 39854, 48586, 57160, 79708, 97172, 99635, 121465, 159416, 194344, 199270, 242930, 338759, 398540, 485860, 677518, 797080, 971720, 1355036, 1693795, 2710072, 3387590, 6775180, 13550360, 28475683, 56951366, 113902732, 142378415, 227805464, 284756830, 484086611, 569513660, 968173222, 1139027320, 1936346444, 2420433055, 3872692888, 4840866110, 9681732220, 19363464440]

約数ペア:

[(1, 19363464440), (2, 9681732220), (4, 4840866110), (5, 3872692888), (8, 2420433055), (10, 1936346444), (17, 1139027320), (20, 968173222), (34, 569513660), (40, 484086611), (68, 284756830), (85, 227805464), (136, 142378415), (170, 113902732), (340, 56951366), (680, 28475683), (1429, 13550360), (2858, 6775180), (5716, 3387590), (7145, 2710072), (11432, 1693795), (14290, 1355036), (19927, 971720), (24293, 797080), (28580, 677518), (39854, 485860), (48586, 398540), (57160, 338759), (79708, 242930), (97172, 199270), (99635, 194344), (121465, 159416)]