18186780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7393}}^1$

素因数の和:7446

約数の個数: 48

約数和(自身を含む): 52172064

約数和(自身を除く): 33985284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 7393, 14786, 22179, 29572, 36965, 44358, 73930, 88716, 110895, 147860, 221790, 303113, 443580, 606226, 909339, 1212452, 1515565, 1818678, 3031130, 3637356, 4546695, 6062260, 9093390, 18186780]

約数ペア:

[(1, 18186780), (2, 9093390), (3, 6062260), (4, 4546695), (5, 3637356), (6, 3031130), (10, 1818678), (12, 1515565), (15, 1212452), (20, 909339), (30, 606226), (41, 443580), (60, 303113), (82, 221790), (123, 147860), (164, 110895), (205, 88716), (246, 73930), (410, 44358), (492, 36965), (615, 29572), (820, 22179), (1230, 14786), (2460, 7393)]