18854360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{233}}^1$

素因数の和:285

約数の個数: 96

約数和(自身を含む): 51723360

約数和(自身を除く): 32869000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 233, 238, 280, 289, 340, 466, 476, 578, 595, 680, 932, 952, 1156, 1165, 1190, 1445, 1631, 1864, 2023, 2312, 2330, 2380, 2890, 3262, 3961, 4046, 4660, 4760, 5780, 6524, 7922, 8092, 8155, 9320, 10115, 11560, 13048, 15844, 16184, 16310, 19805, 20230, 27727, 31688, 32620, 39610, 40460, 55454, 65240, 67337, 79220, 80920, 110908, 134674, 138635, 158440, 221816, 269348, 277270, 336685, 471359, 538696, 554540, 673370, 942718, 1109080, 1346740, 1885436, 2356795, 2693480, 3770872, 4713590, 9427180, 18854360]

約数ペア:

[(1, 18854360), (2, 9427180), (4, 4713590), (5, 3770872), (7, 2693480), (8, 2356795), (10, 1885436), (14, 1346740), (17, 1109080), (20, 942718), (28, 673370), (34, 554540), (35, 538696), (40, 471359), (56, 336685), (68, 277270), (70, 269348), (85, 221816), (119, 158440), (136, 138635), (140, 134674), (170, 110908), (233, 80920), (238, 79220), (280, 67337), (289, 65240), (340, 55454), (466, 40460), (476, 39610), (578, 32620), (595, 31688), (680, 27727), (932, 20230), (952, 19805), (1156, 16310), (1165, 16184), (1190, 15844), (1445, 13048), (1631, 11560), (1864, 10115), (2023, 9320), (2312, 8155), (2330, 8092), (2380, 7922), (2890, 6524), (3262, 5780), (3961, 4760), (4046, 4660)]