40687740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11897}}^1$

素因数の和:11931

約数の個数: 72

約数和(自身を含む): 129926160

約数和(自身を除く): 89238420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 11897, 23794, 35691, 47588, 59485, 71382, 107073, 118970, 142764, 178455, 214146, 226043, 237940, 356910, 428292, 452086, 535365, 678129, 713820, 904172, 1070730, 1130215, 1356258, 2034387, 2141460, 2260430, 2712516, 3390645, 4068774, 4520860, 6781290, 8137548, 10171935, 13562580, 20343870, 40687740]

約数ペア:

[(1, 40687740), (2, 20343870), (3, 13562580), (4, 10171935), (5, 8137548), (6, 6781290), (9, 4520860), (10, 4068774), (12, 3390645), (15, 2712516), (18, 2260430), (19, 2141460), (20, 2034387), (30, 1356258), (36, 1130215), (38, 1070730), (45, 904172), (57, 713820), (60, 678129), (76, 535365), (90, 452086), (95, 428292), (114, 356910), (171, 237940), (180, 226043), (190, 214146), (228, 178455), (285, 142764), (342, 118970), (380, 107073), (570, 71382), (684, 59485), (855, 47588), (1140, 35691), (1710, 23794), (3420, 11897)]