39427740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19913}}^1$

素因数の和:19939

約数の個数: 72

約数和(自身を含む): 130476528

約数和(自身を除く): 91048788

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, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 19913, 39826, 59739, 79652, 99565, 119478, 179217, 199130, 219043, 238956, 298695, 358434, 398260, 438086, 597390, 657129, 716868, 876172, 896085, 1095215, 1194780, 1314258, 1792170, 1971387, 2190430, 2628516, 3285645, 3584340, 3942774, 4380860, 6571290, 7885548, 9856935, 13142580, 19713870, 39427740]

約数ペア:

[(1, 39427740), (2, 19713870), (3, 13142580), (4, 9856935), (5, 7885548), (6, 6571290), (9, 4380860), (10, 3942774), (11, 3584340), (12, 3285645), (15, 2628516), (18, 2190430), (20, 1971387), (22, 1792170), (30, 1314258), (33, 1194780), (36, 1095215), (44, 896085), (45, 876172), (55, 716868), (60, 657129), (66, 597390), (90, 438086), (99, 398260), (110, 358434), (132, 298695), (165, 238956), (180, 219043), (198, 199130), (220, 179217), (330, 119478), (396, 99565), (495, 79652), (660, 59739), (990, 39826), (1980, 19913)]