8908020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{409}}^1$

素因数の和:446

約数の個数: 108

約数和(自身を含む): 29773380

約数和(自身を除く): 20865360

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 409, 484, 495, 605, 660, 726, 818, 990, 1089, 1210, 1227, 1452, 1636, 1815, 1980, 2045, 2178, 2420, 2454, 3630, 3681, 4090, 4356, 4499, 4908, 5445, 6135, 7260, 7362, 8180, 8998, 10890, 12270, 13497, 14724, 17996, 18405, 21780, 22495, 24540, 26994, 36810, 40491, 44990, 49489, 53988, 67485, 73620, 80982, 89980, 98978, 134970, 148467, 161964, 197956, 202455, 247445, 269940, 296934, 404910, 445401, 494890, 593868, 742335, 809820, 890802, 989780, 1484670, 1781604, 2227005, 2969340, 4454010, 8908020]

約数ペア:

[(1, 8908020), (2, 4454010), (3, 2969340), (4, 2227005), (5, 1781604), (6, 1484670), (9, 989780), (10, 890802), (11, 809820), (12, 742335), (15, 593868), (18, 494890), (20, 445401), (22, 404910), (30, 296934), (33, 269940), (36, 247445), (44, 202455), (45, 197956), (55, 161964), (60, 148467), (66, 134970), (90, 98978), (99, 89980), (110, 80982), (121, 73620), (132, 67485), (165, 53988), (180, 49489), (198, 44990), (220, 40491), (242, 36810), (330, 26994), (363, 24540), (396, 22495), (409, 21780), (484, 18405), (495, 17996), (605, 14724), (660, 13497), (726, 12270), (818, 10890), (990, 8998), (1089, 8180), (1210, 7362), (1227, 7260), (1452, 6135), (1636, 5445), (1815, 4908), (1980, 4499), (2045, 4356), (2178, 4090), (2420, 3681), (2454, 3630)]