248658520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{24571}}^1$

素因数の和:24616

約数の個数: 64

約数和(自身を含む): 636906240

約数和(自身を除く): 388247720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 10120, 24571, 49142, 98284, 122855, 196568, 245710, 270281, 491420, 540562, 565133, 982840, 1081124, 1130266, 1351405, 2162248, 2260532, 2702810, 2825665, 4521064, 5405620, 5651330, 6216463, 10811240, 11302660, 12432926, 22605320, 24865852, 31082315, 49731704, 62164630, 124329260, 248658520]

約数ペア:

[(1, 248658520), (2, 124329260), (4, 62164630), (5, 49731704), (8, 31082315), (10, 24865852), (11, 22605320), (20, 12432926), (22, 11302660), (23, 10811240), (40, 6216463), (44, 5651330), (46, 5405620), (55, 4521064), (88, 2825665), (92, 2702810), (110, 2260532), (115, 2162248), (184, 1351405), (220, 1130266), (230, 1081124), (253, 982840), (440, 565133), (460, 540562), (506, 491420), (920, 270281), (1012, 245710), (1265, 196568), (2024, 122855), (2530, 98284), (5060, 49142), (10120, 24571)]