258580720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{140533}}^1$

素因数の和:140569

約数の個数: 40

約数和(自身を含む): 627343776

約数和(自身を除く): 368763056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 140533, 281066, 562132, 702665, 1124264, 1405330, 2248528, 2810660, 3232259, 5621320, 6464518, 11242640, 12929036, 16161295, 25858072, 32322590, 51716144, 64645180, 129290360, 258580720]

約数ペア:

[(1, 258580720), (2, 129290360), (4, 64645180), (5, 51716144), (8, 32322590), (10, 25858072), (16, 16161295), (20, 12929036), (23, 11242640), (40, 6464518), (46, 5621320), (80, 3232259), (92, 2810660), (115, 2248528), (184, 1405330), (230, 1124264), (368, 702665), (460, 562132), (920, 281066), (1840, 140533)]