8204010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:455

約数の個数: 64

約数和(自身を含む): 21340800

約数和(自身を除く): 13136790

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 37, 38, 57, 74, 95, 111, 114, 185, 190, 222, 285, 370, 389, 555, 570, 703, 778, 1110, 1167, 1406, 1945, 2109, 2334, 3515, 3890, 4218, 5835, 7030, 7391, 10545, 11670, 14393, 14782, 21090, 22173, 28786, 36955, 43179, 44346, 71965, 73910, 86358, 110865, 143930, 215895, 221730, 273467, 431790, 546934, 820401, 1367335, 1640802, 2734670, 4102005, 8204010]

約数ペア:

[(1, 8204010), (2, 4102005), (3, 2734670), (5, 1640802), (6, 1367335), (10, 820401), (15, 546934), (19, 431790), (30, 273467), (37, 221730), (38, 215895), (57, 143930), (74, 110865), (95, 86358), (111, 73910), (114, 71965), (185, 44346), (190, 43179), (222, 36955), (285, 28786), (370, 22173), (389, 21090), (555, 14782), (570, 14393), (703, 11670), (778, 10545), (1110, 7391), (1167, 7030), (1406, 5835), (1945, 4218), (2109, 3890), (2334, 3515)]