20331330320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1579}}^1\times {\mathrm{22993}}^1$

素因数の和:24592

約数の個数: 80

約数和(自身を含む): 54059813760

約数和(自身を除く): 33728483440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1579, 3158, 6316, 7895, 11053, 12632, 15790, 22106, 22993, 25264, 31580, 44212, 45986, 55265, 63160, 88424, 91972, 110530, 114965, 126320, 160951, 176848, 183944, 221060, 229930, 321902, 367888, 442120, 459860, 643804, 804755, 884240, 919720, 1287608, 1609510, 1839440, 2575216, 3219020, 6438040, 12876080, 36305947, 72611894, 145223788, 181529735, 254141629, 290447576, 363059470, 508283258, 580895152, 726118940, 1016566516, 1270708145, 1452237880, 2033133032, 2541416290, 2904475760, 4066266064, 5082832580, 10165665160, 20331330320]

約数ペア:

[(1, 20331330320), (2, 10165665160), (4, 5082832580), (5, 4066266064), (7, 2904475760), (8, 2541416290), (10, 2033133032), (14, 1452237880), (16, 1270708145), (20, 1016566516), (28, 726118940), (35, 580895152), (40, 508283258), (56, 363059470), (70, 290447576), (80, 254141629), (112, 181529735), (140, 145223788), (280, 72611894), (560, 36305947), (1579, 12876080), (3158, 6438040), (6316, 3219020), (7895, 2575216), (11053, 1839440), (12632, 1609510), (15790, 1287608), (22106, 919720), (22993, 884240), (25264, 804755), (31580, 643804), (44212, 459860), (45986, 442120), (55265, 367888), (63160, 321902), (88424, 229930), (91972, 221060), (110530, 183944), (114965, 176848), (126320, 160951)]