2018689960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{1657}}^1$

素因数の和:1923

約数の個数: 128

約数和(自身を含む): 5491296000

約数和(自身を除く): 3472606040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 229, 266, 280, 380, 458, 532, 665, 760, 916, 1064, 1145, 1330, 1603, 1657, 1832, 2290, 2660, 3206, 3314, 4351, 4580, 5320, 6412, 6628, 8015, 8285, 8702, 9160, 11599, 12824, 13256, 16030, 16570, 17404, 21755, 23198, 30457, 31483, 32060, 33140, 34808, 43510, 46396, 57995, 60914, 62966, 64120, 66280, 87020, 92792, 115990, 121828, 125932, 152285, 157415, 174040, 220381, 231980, 243656, 251864, 304570, 314830, 379453, 440762, 463960, 609140, 629660, 758906, 881524, 1101905, 1218280, 1259320, 1517812, 1763048, 1897265, 2203810, 2656171, 3035624, 3794530, 4407620, 5312342, 7209607, 7589060, 8815240, 10624684, 13280855, 14419214, 15178120, 21249368, 26561710, 28838428, 36048035, 50467249, 53123420, 57676856, 72096070, 100934498, 106246840, 144192140, 201868996, 252336245, 288384280, 403737992, 504672490, 1009344980, 2018689960]

約数ペア:

[(1, 2018689960), (2, 1009344980), (4, 504672490), (5, 403737992), (7, 288384280), (8, 252336245), (10, 201868996), (14, 144192140), (19, 106246840), (20, 100934498), (28, 72096070), (35, 57676856), (38, 53123420), (40, 50467249), (56, 36048035), (70, 28838428), (76, 26561710), (95, 21249368), (133, 15178120), (140, 14419214), (152, 13280855), (190, 10624684), (229, 8815240), (266, 7589060), (280, 7209607), (380, 5312342), (458, 4407620), (532, 3794530), (665, 3035624), (760, 2656171), (916, 2203810), (1064, 1897265), (1145, 1763048), (1330, 1517812), (1603, 1259320), (1657, 1218280), (1832, 1101905), (2290, 881524), (2660, 758906), (3206, 629660), (3314, 609140), (4351, 463960), (4580, 440762), (5320, 379453), (6412, 314830), (6628, 304570), (8015, 251864), (8285, 243656), (8702, 231980), (9160, 220381), (11599, 174040), (12824, 157415), (13256, 152285), (16030, 125932), (16570, 121828), (17404, 115990), (21755, 92792), (23198, 87020), (30457, 66280), (31483, 64120), (32060, 62966), (33140, 60914), (34808, 57995), (43510, 46396)]