20113400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:181

約数の個数: 96

約数和(自身を含む): 50592000

約数和(自身を除く): 30478600

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 67, 76, 79, 95, 100, 134, 152, 158, 190, 200, 268, 316, 335, 380, 395, 475, 536, 632, 670, 760, 790, 950, 1273, 1340, 1501, 1580, 1675, 1900, 1975, 2546, 2680, 3002, 3160, 3350, 3800, 3950, 5092, 5293, 6004, 6365, 6700, 7505, 7900, 10184, 10586, 12008, 12730, 13400, 15010, 15800, 21172, 25460, 26465, 30020, 31825, 37525, 42344, 50920, 52930, 60040, 63650, 75050, 100567, 105860, 127300, 132325, 150100, 201134, 211720, 254600, 264650, 300200, 402268, 502835, 529300, 804536, 1005670, 1058600, 2011340, 2514175, 4022680, 5028350, 10056700, 20113400]

約数ペア:

[(1, 20113400), (2, 10056700), (4, 5028350), (5, 4022680), (8, 2514175), (10, 2011340), (19, 1058600), (20, 1005670), (25, 804536), (38, 529300), (40, 502835), (50, 402268), (67, 300200), (76, 264650), (79, 254600), (95, 211720), (100, 201134), (134, 150100), (152, 132325), (158, 127300), (190, 105860), (200, 100567), (268, 75050), (316, 63650), (335, 60040), (380, 52930), (395, 50920), (475, 42344), (536, 37525), (632, 31825), (670, 30020), (760, 26465), (790, 25460), (950, 21172), (1273, 15800), (1340, 15010), (1501, 13400), (1580, 12730), (1675, 12008), (1900, 10586), (1975, 10184), (2546, 7900), (2680, 7505), (3002, 6700), (3160, 6365), (3350, 6004), (3800, 5293), (3950, 5092)]