1578260

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 3580416

約数和(自身を除く): 2002156

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 73, 92, 94, 115, 146, 188, 230, 235, 292, 365, 460, 470, 730, 940, 1081, 1460, 1679, 2162, 3358, 3431, 4324, 5405, 6716, 6862, 8395, 10810, 13724, 16790, 17155, 21620, 33580, 34310, 68620, 78913, 157826, 315652, 394565, 789130, 1578260]

約数ペア:

[(1, 1578260), (2, 789130), (4, 394565), (5, 315652), (10, 157826), (20, 78913), (23, 68620), (46, 34310), (47, 33580), (73, 21620), (92, 17155), (94, 16790), (115, 13724), (146, 10810), (188, 8395), (230, 6862), (235, 6716), (292, 5405), (365, 4324), (460, 3431), (470, 3358), (730, 2162), (940, 1679), (1081, 1460)]