20137620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 59447808

約数和(自身を除く): 39310188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 47, 60, 74, 94, 111, 141, 148, 185, 188, 193, 222, 235, 282, 370, 386, 444, 470, 555, 564, 579, 705, 740, 772, 940, 965, 1110, 1158, 1410, 1739, 1930, 2220, 2316, 2820, 2895, 3478, 3860, 5217, 5790, 6956, 7141, 8695, 9071, 10434, 11580, 14282, 17390, 18142, 20868, 21423, 26085, 27213, 28564, 34780, 35705, 36284, 42846, 45355, 52170, 54426, 71410, 85692, 90710, 104340, 107115, 108852, 136065, 142820, 181420, 214230, 272130, 335627, 428460, 544260, 671254, 1006881, 1342508, 1678135, 2013762, 3356270, 4027524, 5034405, 6712540, 10068810, 20137620]

約数ペア:

[(1, 20137620), (2, 10068810), (3, 6712540), (4, 5034405), (5, 4027524), (6, 3356270), (10, 2013762), (12, 1678135), (15, 1342508), (20, 1006881), (30, 671254), (37, 544260), (47, 428460), (60, 335627), (74, 272130), (94, 214230), (111, 181420), (141, 142820), (148, 136065), (185, 108852), (188, 107115), (193, 104340), (222, 90710), (235, 85692), (282, 71410), (370, 54426), (386, 52170), (444, 45355), (470, 42846), (555, 36284), (564, 35705), (579, 34780), (705, 28564), (740, 27213), (772, 26085), (940, 21423), (965, 20868), (1110, 18142), (1158, 17390), (1410, 14282), (1739, 11580), (1930, 10434), (2220, 9071), (2316, 8695), (2820, 7141), (2895, 6956), (3478, 5790), (3860, 5217)]