20307240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{18803}}^1$

素因数の和:18823

約数の個数: 64

約数和(自身を含む): 67694400

約数和(自身を除く): 47387160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 18803, 37606, 56409, 75212, 94015, 112818, 150424, 169227, 188030, 225636, 282045, 338454, 376060, 451272, 507681, 564090, 676908, 752120, 846135, 1015362, 1128180, 1353816, 1692270, 2030724, 2256360, 2538405, 3384540, 4061448, 5076810, 6769080, 10153620, 20307240]

約数ペア:

[(1, 20307240), (2, 10153620), (3, 6769080), (4, 5076810), (5, 4061448), (6, 3384540), (8, 2538405), (9, 2256360), (10, 2030724), (12, 1692270), (15, 1353816), (18, 1128180), (20, 1015362), (24, 846135), (27, 752120), (30, 676908), (36, 564090), (40, 507681), (45, 451272), (54, 376060), (60, 338454), (72, 282045), (90, 225636), (108, 188030), (120, 169227), (135, 150424), (180, 112818), (216, 94015), (270, 75212), (360, 56409), (540, 37606), (1080, 18803)]