441631820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{166027}}^1$

素因数の和:166062

約数の個数: 48

約数和(自身を含む): 1115708160

約数和(自身を除く): 674076340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 166027, 332054, 664108, 830135, 1162189, 1660270, 2324378, 3154513, 3320540, 4648756, 5810945, 6309026, 11621890, 12618052, 15772565, 22081591, 23243780, 31545130, 44163182, 63090260, 88326364, 110407955, 220815910, 441631820]

約数ペア:

[(1, 441631820), (2, 220815910), (4, 110407955), (5, 88326364), (7, 63090260), (10, 44163182), (14, 31545130), (19, 23243780), (20, 22081591), (28, 15772565), (35, 12618052), (38, 11621890), (70, 6309026), (76, 5810945), (95, 4648756), (133, 3320540), (140, 3154513), (190, 2324378), (266, 1660270), (380, 1162189), (532, 830135), (665, 664108), (1330, 332054), (2660, 166027)]