19759040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{8821}}^1$

素因数の和:8845

約数の個数: 56

約数和(自身を含む): 53778912

約数和(自身を除く): 34019872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 8821, 17642, 35284, 44105, 61747, 70568, 88210, 123494, 141136, 176420, 246988, 282272, 308735, 352840, 493976, 564544, 617470, 705680, 987952, 1234940, 1411360, 1975904, 2469880, 2822720, 3951808, 4939760, 9879520, 19759040]

約数ペア:

[(1, 19759040), (2, 9879520), (4, 4939760), (5, 3951808), (7, 2822720), (8, 2469880), (10, 1975904), (14, 1411360), (16, 1234940), (20, 987952), (28, 705680), (32, 617470), (35, 564544), (40, 493976), (56, 352840), (64, 308735), (70, 282272), (80, 246988), (112, 176420), (140, 141136), (160, 123494), (224, 88210), (280, 70568), (320, 61747), (448, 44105), (560, 35284), (1120, 17642), (2240, 8821)]