2605002790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{2447}}^1$

素因数の和:2917

約数の個数: 64

約数和(自身を含む): 5329981440

約数和(自身を除く): 2724978650

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 431, 494, 862, 1235, 2155, 2447, 2470, 4310, 4894, 5603, 8189, 11206, 12235, 16378, 24470, 28015, 31811, 40945, 46493, 56030, 63622, 81890, 92986, 106457, 159055, 212914, 232465, 318110, 464930, 532285, 604409, 1054657, 1064570, 1208818, 2109314, 3022045, 5273285, 6044090, 10546570, 13710541, 20038483, 27421082, 40076966, 68552705, 100192415, 137105410, 200384830, 260500279, 521000558, 1302501395, 2605002790]

約数ペア:

[(1, 2605002790), (2, 1302501395), (5, 521000558), (10, 260500279), (13, 200384830), (19, 137105410), (26, 100192415), (38, 68552705), (65, 40076966), (95, 27421082), (130, 20038483), (190, 13710541), (247, 10546570), (431, 6044090), (494, 5273285), (862, 3022045), (1235, 2109314), (2155, 1208818), (2447, 1064570), (2470, 1054657), (4310, 604409), (4894, 532285), (5603, 464930), (8189, 318110), (11206, 232465), (12235, 212914), (16378, 159055), (24470, 106457), (28015, 92986), (31811, 81890), (40945, 63622), (46493, 56030)]