820199220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^3\times {\mathrm{1993}}^1$

素因数の和:2062

約数の個数: 96

約数和(自身を含む): 2425342080

約数和(自身を除く): 1605142860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 361, 380, 570, 722, 1083, 1140, 1444, 1805, 1993, 2166, 3610, 3986, 4332, 5415, 5979, 6859, 7220, 7972, 9965, 10830, 11958, 13718, 19930, 20577, 21660, 23916, 27436, 29895, 34295, 37867, 39860, 41154, 59790, 68590, 75734, 82308, 102885, 113601, 119580, 137180, 151468, 189335, 205770, 227202, 378670, 411540, 454404, 568005, 719473, 757340, 1136010, 1438946, 2158419, 2272020, 2877892, 3597365, 4316838, 7194730, 8633676, 10792095, 13669987, 14389460, 21584190, 27339974, 41009961, 43168380, 54679948, 68349935, 82019922, 136699870, 164039844, 205049805, 273399740, 410099610, 820199220]

約数ペア:

[(1, 820199220), (2, 410099610), (3, 273399740), (4, 205049805), (5, 164039844), (6, 136699870), (10, 82019922), (12, 68349935), (15, 54679948), (19, 43168380), (20, 41009961), (30, 27339974), (38, 21584190), (57, 14389460), (60, 13669987), (76, 10792095), (95, 8633676), (114, 7194730), (190, 4316838), (228, 3597365), (285, 2877892), (361, 2272020), (380, 2158419), (570, 1438946), (722, 1136010), (1083, 757340), (1140, 719473), (1444, 568005), (1805, 454404), (1993, 411540), (2166, 378670), (3610, 227202), (3986, 205770), (4332, 189335), (5415, 151468), (5979, 137180), (6859, 119580), (7220, 113601), (7972, 102885), (9965, 82308), (10830, 75734), (11958, 68590), (13718, 59790), (19930, 41154), (20577, 39860), (21660, 37867), (23916, 34295), (27436, 29895)]