20283830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 44651520

約数和(自身を除く): 24367690

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 101, 133, 151, 190, 202, 266, 302, 505, 665, 707, 755, 1010, 1057, 1330, 1414, 1510, 1919, 2114, 2869, 3535, 3838, 5285, 5738, 7070, 9595, 10570, 13433, 14345, 15251, 19190, 20083, 26866, 28690, 30502, 40166, 67165, 76255, 100415, 106757, 134330, 152510, 200830, 213514, 289769, 533785, 579538, 1067570, 1448845, 2028383, 2897690, 4056766, 10141915, 20283830]

約数ペア:

[(1, 20283830), (2, 10141915), (5, 4056766), (7, 2897690), (10, 2028383), (14, 1448845), (19, 1067570), (35, 579538), (38, 533785), (70, 289769), (95, 213514), (101, 200830), (133, 152510), (151, 134330), (190, 106757), (202, 100415), (266, 76255), (302, 67165), (505, 40166), (665, 30502), (707, 28690), (755, 26866), (1010, 20083), (1057, 19190), (1330, 15251), (1414, 14345), (1510, 13433), (1919, 10570), (2114, 9595), (2869, 7070), (3535, 5738), (3838, 5285)]