20132007040

素因数分解:

$2^7\times 5^1\times {\mathrm{4337}}^1\times {\mathrm{7253}}^1$

素因数の和:11609

約数の個数: 64

約数和(自身を含む): 48145813560

約数和(自身を除く): 28013806520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 4337, 7253, 8674, 14506, 17348, 21685, 29012, 34696, 36265, 43370, 58024, 69392, 72530, 86740, 116048, 138784, 145060, 173480, 232096, 277568, 290120, 346960, 464192, 555136, 580240, 693920, 928384, 1160480, 1387840, 2320960, 2775680, 4641920, 31456261, 62912522, 125825044, 157281305, 251650088, 314562610, 503300176, 629125220, 1006600352, 1258250440, 2013200704, 2516500880, 4026401408, 5033001760, 10066003520, 20132007040]

約数ペア:

[(1, 20132007040), (2, 10066003520), (4, 5033001760), (5, 4026401408), (8, 2516500880), (10, 2013200704), (16, 1258250440), (20, 1006600352), (32, 629125220), (40, 503300176), (64, 314562610), (80, 251650088), (128, 157281305), (160, 125825044), (320, 62912522), (640, 31456261), (4337, 4641920), (7253, 2775680), (8674, 2320960), (14506, 1387840), (17348, 1160480), (21685, 928384), (29012, 693920), (34696, 580240), (36265, 555136), (43370, 464192), (58024, 346960), (69392, 290120), (72530, 277568), (86740, 232096), (116048, 173480), (138784, 145060)]