42533020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:227

約数の個数: 72

約数和(自身を含む): 97164144

約数和(自身を除く): 54631124

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 137, 172, 190, 215, 274, 361, 380, 430, 548, 685, 722, 817, 860, 1370, 1444, 1634, 1805, 2603, 2740, 3268, 3610, 4085, 5206, 5891, 7220, 8170, 10412, 11782, 13015, 15523, 16340, 23564, 26030, 29455, 31046, 49457, 52060, 58910, 62092, 77615, 98914, 111929, 117820, 155230, 197828, 223858, 247285, 310460, 447716, 494570, 559645, 989140, 1119290, 2126651, 2238580, 4253302, 8506604, 10633255, 21266510, 42533020]

約数ペア:

[(1, 42533020), (2, 21266510), (4, 10633255), (5, 8506604), (10, 4253302), (19, 2238580), (20, 2126651), (38, 1119290), (43, 989140), (76, 559645), (86, 494570), (95, 447716), (137, 310460), (172, 247285), (190, 223858), (215, 197828), (274, 155230), (361, 117820), (380, 111929), (430, 98914), (548, 77615), (685, 62092), (722, 58910), (817, 52060), (860, 49457), (1370, 31046), (1444, 29455), (1634, 26030), (1805, 23564), (2603, 16340), (2740, 15523), (3268, 13015), (3610, 11782), (4085, 10412), (5206, 8170), (5891, 7220)]