3944590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1597}}^1$

素因数の和:1636

約数の個数: 32

約数和(自身を含む): 8053920

約数和(自身を除く): 4109330

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 1597, 2470, 3194, 7985, 15970, 20761, 30343, 41522, 60686, 103805, 151715, 207610, 303430, 394459, 788918, 1972295, 3944590]

約数ペア:

[(1, 3944590), (2, 1972295), (5, 788918), (10, 394459), (13, 303430), (19, 207610), (26, 151715), (38, 103805), (65, 60686), (95, 41522), (130, 30343), (190, 20761), (247, 15970), (494, 7985), (1235, 3194), (1597, 2470)]