4409600

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:92

約数の個数: 108

約数和(自身を含む): 11975796

約数和(自身を除く): 7566196

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 53, 64, 65, 80, 100, 104, 106, 128, 130, 160, 200, 208, 212, 256, 260, 265, 320, 325, 400, 416, 424, 520, 530, 640, 650, 689, 800, 832, 848, 1040, 1060, 1280, 1300, 1325, 1378, 1600, 1664, 1696, 2080, 2120, 2600, 2650, 2756, 3200, 3328, 3392, 3445, 4160, 4240, 5200, 5300, 5512, 6400, 6784, 6890, 8320, 8480, 10400, 10600, 11024, 13568, 13780, 16640, 16960, 17225, 20800, 21200, 22048, 27560, 33920, 34450, 41600, 42400, 44096, 55120, 67840, 68900, 83200, 84800, 88192, 110240, 137800, 169600, 176384, 220480, 275600, 339200, 440960, 551200, 881920, 1102400, 2204800, 4409600]

約数ペア:

[(1, 4409600), (2, 2204800), (4, 1102400), (5, 881920), (8, 551200), (10, 440960), (13, 339200), (16, 275600), (20, 220480), (25, 176384), (26, 169600), (32, 137800), (40, 110240), (50, 88192), (52, 84800), (53, 83200), (64, 68900), (65, 67840), (80, 55120), (100, 44096), (104, 42400), (106, 41600), (128, 34450), (130, 33920), (160, 27560), (200, 22048), (208, 21200), (212, 20800), (256, 17225), (260, 16960), (265, 16640), (320, 13780), (325, 13568), (400, 11024), (416, 10600), (424, 10400), (520, 8480), (530, 8320), (640, 6890), (650, 6784), (689, 6400), (800, 5512), (832, 5300), (848, 5200), (1040, 4240), (1060, 4160), (1280, 3445), (1300, 3392), (1325, 3328), (1378, 3200), (1600, 2756), (1664, 2650), (1696, 2600), (2080, 2120)]