17816240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1$

素因数の和:526

約数の個数: 80

約数和(自身を含む): 45913728

約数和(自身を除く): 28097488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 260, 296, 370, 463, 481, 520, 592, 740, 926, 962, 1040, 1480, 1852, 1924, 2315, 2405, 2960, 3704, 3848, 4630, 4810, 6019, 7408, 7696, 9260, 9620, 12038, 17131, 18520, 19240, 24076, 30095, 34262, 37040, 38480, 48152, 60190, 68524, 85655, 96304, 120380, 137048, 171310, 222703, 240760, 274096, 342620, 445406, 481520, 685240, 890812, 1113515, 1370480, 1781624, 2227030, 3563248, 4454060, 8908120, 17816240]

約数ペア:

[(1, 17816240), (2, 8908120), (4, 4454060), (5, 3563248), (8, 2227030), (10, 1781624), (13, 1370480), (16, 1113515), (20, 890812), (26, 685240), (37, 481520), (40, 445406), (52, 342620), (65, 274096), (74, 240760), (80, 222703), (104, 171310), (130, 137048), (148, 120380), (185, 96304), (208, 85655), (260, 68524), (296, 60190), (370, 48152), (463, 38480), (481, 37040), (520, 34262), (592, 30095), (740, 24076), (926, 19240), (962, 18520), (1040, 17131), (1480, 12038), (1852, 9620), (1924, 9260), (2315, 7696), (2405, 7408), (2960, 6019), (3704, 4810), (3848, 4630)]