40940820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11971}}^1$

素因数の和:12005

約数の個数: 72

約数和(自身を含む): 130734240

約数和(自身を除く): 89793420

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, 11971, 23942, 35913, 47884, 59855, 71826, 107739, 119710, 143652, 179565, 215478, 227449, 239420, 359130, 430956, 454898, 538695, 682347, 718260, 909796, 1077390, 1137245, 1364694, 2047041, 2154780, 2274490, 2729388, 3411735, 4094082, 4548980, 6823470, 8188164, 10235205, 13646940, 20470410, 40940820]

約数ペア:

[(1, 40940820), (2, 20470410), (3, 13646940), (4, 10235205), (5, 8188164), (6, 6823470), (9, 4548980), (10, 4094082), (12, 3411735), (15, 2729388), (18, 2274490), (19, 2154780), (20, 2047041), (30, 1364694), (36, 1137245), (38, 1077390), (45, 909796), (57, 718260), (60, 682347), (76, 538695), (90, 454898), (95, 430956), (114, 359130), (171, 239420), (180, 227449), (190, 215478), (228, 179565), (285, 143652), (342, 119710), (380, 107739), (570, 71826), (684, 59855), (855, 47884), (1140, 35913), (1710, 23942), (3420, 11971)]