40834980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2549}}^1$

素因数の和:2653

約数の個数: 72

約数和(自身を含む): 125307000

約数和(自身を除く): 84472020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2549, 2670, 3204, 4005, 5098, 5340, 7647, 8010, 10196, 12745, 15294, 16020, 22941, 25490, 30588, 38235, 45882, 50980, 76470, 91764, 114705, 152940, 226861, 229410, 453722, 458820, 680583, 907444, 1134305, 1361166, 2041749, 2268610, 2722332, 3402915, 4083498, 4537220, 6805830, 8166996, 10208745, 13611660, 20417490, 40834980]

約数ペア:

[(1, 40834980), (2, 20417490), (3, 13611660), (4, 10208745), (5, 8166996), (6, 6805830), (9, 4537220), (10, 4083498), (12, 3402915), (15, 2722332), (18, 2268610), (20, 2041749), (30, 1361166), (36, 1134305), (45, 907444), (60, 680583), (89, 458820), (90, 453722), (178, 229410), (180, 226861), (267, 152940), (356, 114705), (445, 91764), (534, 76470), (801, 50980), (890, 45882), (1068, 38235), (1335, 30588), (1602, 25490), (1780, 22941), (2549, 16020), (2670, 15294), (3204, 12745), (4005, 10196), (5098, 8010), (5340, 7647)]