278629630

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{6661}}^1$

素因数の和:6804

約数の個数: 32

約数和(自身を含む): 518037120

約数和(自身を除く): 239407490

約数列:

[1, 2, 5, 10, 47, 89, 94, 178, 235, 445, 470, 890, 4183, 6661, 8366, 13322, 20915, 33305, 41830, 66610, 313067, 592829, 626134, 1185658, 1565335, 2964145, 3130670, 5928290, 27862963, 55725926, 139314815, 278629630]

約数ペア:

[(1, 278629630), (2, 139314815), (5, 55725926), (10, 27862963), (47, 5928290), (89, 3130670), (94, 2964145), (178, 1565335), (235, 1185658), (445, 626134), (470, 592829), (890, 313067), (4183, 66610), (6661, 41830), (8366, 33305), (13322, 20915)]