2013457900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{631}}^1\times {\mathrm{1877}}^1$

素因数の和:2539

約数の個数: 72

約数和(自身を含む): 4636015776

約数和(自身を除く): 2622557876

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 631, 850, 1262, 1700, 1877, 2524, 3155, 3754, 6310, 7508, 9385, 10727, 12620, 15775, 18770, 21454, 31550, 31909, 37540, 42908, 46925, 53635, 63100, 63818, 93850, 107270, 127636, 159545, 187700, 214540, 268175, 319090, 536350, 638180, 797725, 1072700, 1184387, 1595450, 2368774, 3190900, 4737548, 5921935, 11843870, 20134579, 23687740, 29609675, 40269158, 59219350, 80538316, 100672895, 118438700, 201345790, 402691580, 503364475, 1006728950, 2013457900]

約数ペア:

[(1, 2013457900), (2, 1006728950), (4, 503364475), (5, 402691580), (10, 201345790), (17, 118438700), (20, 100672895), (25, 80538316), (34, 59219350), (50, 40269158), (68, 29609675), (85, 23687740), (100, 20134579), (170, 11843870), (340, 5921935), (425, 4737548), (631, 3190900), (850, 2368774), (1262, 1595450), (1700, 1184387), (1877, 1072700), (2524, 797725), (3155, 638180), (3754, 536350), (6310, 319090), (7508, 268175), (9385, 214540), (10727, 187700), (12620, 159545), (15775, 127636), (18770, 107270), (21454, 93850), (31550, 63818), (31909, 63100), (37540, 53635), (42908, 46925)]