18837700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1583}}^1$

素因数の和:1621

約数の個数: 72

約数和(自身を含む): 49496832

約数和(自身を除く): 30659132

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 170, 175, 238, 340, 350, 425, 476, 595, 700, 850, 1190, 1583, 1700, 2380, 2975, 3166, 5950, 6332, 7915, 11081, 11900, 15830, 22162, 26911, 31660, 39575, 44324, 53822, 55405, 79150, 107644, 110810, 134555, 158300, 188377, 221620, 269110, 277025, 376754, 538220, 554050, 672775, 753508, 941885, 1108100, 1345550, 1883770, 2691100, 3767540, 4709425, 9418850, 18837700]

約数ペア:

[(1, 18837700), (2, 9418850), (4, 4709425), (5, 3767540), (7, 2691100), (10, 1883770), (14, 1345550), (17, 1108100), (20, 941885), (25, 753508), (28, 672775), (34, 554050), (35, 538220), (50, 376754), (68, 277025), (70, 269110), (85, 221620), (100, 188377), (119, 158300), (140, 134555), (170, 110810), (175, 107644), (238, 79150), (340, 55405), (350, 53822), (425, 44324), (476, 39575), (595, 31660), (700, 26911), (850, 22162), (1190, 15830), (1583, 11900), (1700, 11081), (2380, 7915), (2975, 6332), (3166, 5950)]