2017388080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1\times {\mathrm{1601}}^1$

素因数の和:2462

約数の個数: 80

約数和(自身を含む): 4946335200

約数和(自身を除く): 2928947120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 829, 1520, 1601, 1658, 3202, 3316, 4145, 6404, 6632, 8005, 8290, 12808, 13264, 15751, 16010, 16580, 25616, 30419, 31502, 32020, 33160, 60838, 63004, 64040, 66320, 78755, 121676, 126008, 128080, 152095, 157510, 243352, 252016, 304190, 315020, 486704, 608380, 630040, 1216760, 1260080, 1327229, 2433520, 2654458, 5308916, 6636145, 10617832, 13272290, 21235664, 25217351, 26544580, 50434702, 53089160, 100869404, 106178320, 126086755, 201738808, 252173510, 403477616, 504347020, 1008694040, 2017388080]

約数ペア:

[(1, 2017388080), (2, 1008694040), (4, 504347020), (5, 403477616), (8, 252173510), (10, 201738808), (16, 126086755), (19, 106178320), (20, 100869404), (38, 53089160), (40, 50434702), (76, 26544580), (80, 25217351), (95, 21235664), (152, 13272290), (190, 10617832), (304, 6636145), (380, 5308916), (760, 2654458), (829, 2433520), (1520, 1327229), (1601, 1260080), (1658, 1216760), (3202, 630040), (3316, 608380), (4145, 486704), (6404, 315020), (6632, 304190), (8005, 252016), (8290, 243352), (12808, 157510), (13264, 152095), (15751, 128080), (16010, 126008), (16580, 121676), (25616, 78755), (30419, 66320), (31502, 64040), (32020, 63004), (33160, 60838)]