18184760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1117}}^1$

素因数の和:1176

約数の個数: 64

約数和(自身を含む): 45882720

約数和(自身を除く): 27697960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 1117, 1480, 1628, 2035, 2234, 3256, 4070, 4468, 5585, 8140, 8936, 11170, 12287, 16280, 22340, 24574, 41329, 44680, 49148, 61435, 82658, 98296, 122870, 165316, 206645, 245740, 330632, 413290, 454619, 491480, 826580, 909238, 1653160, 1818476, 2273095, 3636952, 4546190, 9092380, 18184760]

約数ペア:

[(1, 18184760), (2, 9092380), (4, 4546190), (5, 3636952), (8, 2273095), (10, 1818476), (11, 1653160), (20, 909238), (22, 826580), (37, 491480), (40, 454619), (44, 413290), (55, 330632), (74, 245740), (88, 206645), (110, 165316), (148, 122870), (185, 98296), (220, 82658), (296, 61435), (370, 49148), (407, 44680), (440, 41329), (740, 24574), (814, 22340), (1117, 16280), (1480, 12287), (1628, 11170), (2035, 8936), (2234, 8140), (3256, 5585), (4070, 4468)]