39676695920

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1\times {\mathrm{20147}}^1$

素因数の和:20502

約数の個数: 80

約数和(自身を含む): 93538298880

約数和(自身を除く): 53861602960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 239, 412, 478, 515, 824, 956, 1030, 1195, 1648, 1912, 2060, 2390, 3824, 4120, 4780, 8240, 9560, 19120, 20147, 24617, 40294, 49234, 80588, 98468, 100735, 123085, 161176, 196936, 201470, 246170, 322352, 393872, 402940, 492340, 805880, 984680, 1611760, 1969360, 2075141, 4150282, 4815133, 8300564, 9630266, 10375705, 16601128, 19260532, 20751410, 24075665, 33202256, 38521064, 41502820, 48151330, 77042128, 83005640, 96302660, 166011280, 192605320, 385210640, 495958699, 991917398, 1983834796, 2479793495, 3967669592, 4959586990, 7935339184, 9919173980, 19838347960, 39676695920]

約数ペア:

[(1, 39676695920), (2, 19838347960), (4, 9919173980), (5, 7935339184), (8, 4959586990), (10, 3967669592), (16, 2479793495), (20, 1983834796), (40, 991917398), (80, 495958699), (103, 385210640), (206, 192605320), (239, 166011280), (412, 96302660), (478, 83005640), (515, 77042128), (824, 48151330), (956, 41502820), (1030, 38521064), (1195, 33202256), (1648, 24075665), (1912, 20751410), (2060, 19260532), (2390, 16601128), (3824, 10375705), (4120, 9630266), (4780, 8300564), (8240, 4815133), (9560, 4150282), (19120, 2075141), (20147, 1969360), (24617, 1611760), (40294, 984680), (49234, 805880), (80588, 492340), (98468, 402940), (100735, 393872), (123085, 322352), (161176, 246170), (196936, 201470)]