8908120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 22216320

約数和(自身を除く): 13308200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 463, 481, 520, 740, 926, 962, 1480, 1852, 1924, 2315, 2405, 3704, 3848, 4630, 4810, 6019, 9260, 9620, 12038, 17131, 18520, 19240, 24076, 30095, 34262, 48152, 60190, 68524, 85655, 120380, 137048, 171310, 222703, 240760, 342620, 445406, 685240, 890812, 1113515, 1781624, 2227030, 4454060, 8908120]

約数ペア:

[(1, 8908120), (2, 4454060), (4, 2227030), (5, 1781624), (8, 1113515), (10, 890812), (13, 685240), (20, 445406), (26, 342620), (37, 240760), (40, 222703), (52, 171310), (65, 137048), (74, 120380), (104, 85655), (130, 68524), (148, 60190), (185, 48152), (260, 34262), (296, 30095), (370, 24076), (463, 19240), (481, 18520), (520, 17131), (740, 12038), (926, 9620), (962, 9260), (1480, 6019), (1852, 4810), (1924, 4630), (2315, 3848), (2405, 3704)]