2799257220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{501659}}^1$

素因数の和:501705

約数の個数: 72

約数和(自身を含む): 8765003520

約数和(自身を除く): 5965746300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 501659, 1003318, 1504977, 2006636, 2508295, 3009954, 4514931, 5016590, 6019908, 7524885, 9029862, 10033180, 15049770, 15551429, 18059724, 22574655, 30099540, 31102858, 45149310, 46654287, 62205716, 77757145, 90298620, 93308574, 139962861, 155514290, 186617148, 233271435, 279925722, 311028580, 466542870, 559851444, 699814305, 933085740, 1399628610, 2799257220]

約数ペア:

[(1, 2799257220), (2, 1399628610), (3, 933085740), (4, 699814305), (5, 559851444), (6, 466542870), (9, 311028580), (10, 279925722), (12, 233271435), (15, 186617148), (18, 155514290), (20, 139962861), (30, 93308574), (31, 90298620), (36, 77757145), (45, 62205716), (60, 46654287), (62, 45149310), (90, 31102858), (93, 30099540), (124, 22574655), (155, 18059724), (180, 15551429), (186, 15049770), (279, 10033180), (310, 9029862), (372, 7524885), (465, 6019908), (558, 5016590), (620, 4514931), (930, 3009954), (1116, 2508295), (1395, 2006636), (1860, 1504977), (2790, 1003318), (5580, 501659)]