30131360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{26903}}^1$

素因数の和:26925

約数の個数: 48

約数和(自身を含む): 81357696

約数和(自身を除く): 51226336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 26903, 53806, 107612, 134515, 188321, 215224, 269030, 376642, 430448, 538060, 753284, 860896, 941605, 1076120, 1506568, 1883210, 2152240, 3013136, 3766420, 4304480, 6026272, 7532840, 15065680, 30131360]

約数ペア:

[(1, 30131360), (2, 15065680), (4, 7532840), (5, 6026272), (7, 4304480), (8, 3766420), (10, 3013136), (14, 2152240), (16, 1883210), (20, 1506568), (28, 1076120), (32, 941605), (35, 860896), (40, 753284), (56, 538060), (70, 430448), (80, 376642), (112, 269030), (140, 215224), (160, 188321), (224, 134515), (280, 107612), (560, 53806), (1120, 26903)]