23902390

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 44115840

約数和(自身を除く): 20213450

約数列:

[1, 2, 5, 10, 73, 137, 146, 239, 274, 365, 478, 685, 730, 1195, 1370, 2390, 10001, 17447, 20002, 32743, 34894, 50005, 65486, 87235, 100010, 163715, 174470, 327430, 2390239, 4780478, 11951195, 23902390]

約数ペア:

[(1, 23902390), (2, 11951195), (5, 4780478), (10, 2390239), (73, 327430), (137, 174470), (146, 163715), (239, 100010), (274, 87235), (365, 65486), (478, 50005), (685, 34894), (730, 32743), (1195, 20002), (1370, 17447), (2390, 10001)]