28488730

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{509}}^1$

素因数の和:738

約数の個数: 32

約数和(自身を含む): 53427600

約数和(自身を除く): 24938870

約数列:

[1, 2, 5, 10, 29, 58, 145, 193, 290, 386, 509, 965, 1018, 1930, 2545, 5090, 5597, 11194, 14761, 27985, 29522, 55970, 73805, 98237, 147610, 196474, 491185, 982370, 2848873, 5697746, 14244365, 28488730]

約数ペア:

[(1, 28488730), (2, 14244365), (5, 5697746), (10, 2848873), (29, 982370), (58, 491185), (145, 196474), (193, 147610), (290, 98237), (386, 73805), (509, 55970), (965, 29522), (1018, 27985), (1930, 14761), (2545, 11194), (5090, 5597)]