281060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:92

約数の個数: 48

約数和(自身を含む): 677376

約数和(自身を除く): 396316

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 47, 52, 65, 92, 94, 115, 130, 188, 230, 235, 260, 299, 460, 470, 598, 611, 940, 1081, 1196, 1222, 1495, 2162, 2444, 2990, 3055, 4324, 5405, 5980, 6110, 10810, 12220, 14053, 21620, 28106, 56212, 70265, 140530, 281060]

約数ペア:

[(1, 281060), (2, 140530), (4, 70265), (5, 56212), (10, 28106), (13, 21620), (20, 14053), (23, 12220), (26, 10810), (46, 6110), (47, 5980), (52, 5405), (65, 4324), (92, 3055), (94, 2990), (115, 2444), (130, 2162), (188, 1495), (230, 1222), (235, 1196), (260, 1081), (299, 940), (460, 611), (470, 598)]