40986800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{5393}}^1$

素因数の和:5430

約数の個数: 60

約数和(自身を含む): 103672680

約数和(自身を除く): 62685880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 5393, 7600, 10786, 21572, 26965, 43144, 53930, 86288, 102467, 107860, 134825, 204934, 215720, 269650, 409868, 431440, 512335, 539300, 819736, 1024670, 1078600, 1639472, 2049340, 2157200, 2561675, 4098680, 5123350, 8197360, 10246700, 20493400, 40986800]

約数ペア:

[(1, 40986800), (2, 20493400), (4, 10246700), (5, 8197360), (8, 5123350), (10, 4098680), (16, 2561675), (19, 2157200), (20, 2049340), (25, 1639472), (38, 1078600), (40, 1024670), (50, 819736), (76, 539300), (80, 512335), (95, 431440), (100, 409868), (152, 269650), (190, 215720), (200, 204934), (304, 134825), (380, 107860), (400, 102467), (475, 86288), (760, 53930), (950, 43144), (1520, 26965), (1900, 21572), (3800, 10786), (5393, 7600)]