11831660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 27851040

約数和(自身を除く): 16019380

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 89, 92, 115, 170, 178, 230, 289, 340, 356, 391, 445, 460, 578, 782, 890, 1156, 1445, 1513, 1564, 1780, 1955, 2047, 2890, 3026, 3910, 4094, 5780, 6052, 6647, 7565, 7820, 8188, 10235, 13294, 15130, 20470, 25721, 26588, 30260, 33235, 34799, 40940, 51442, 66470, 69598, 102884, 128605, 132940, 139196, 173995, 257210, 347990, 514420, 591583, 695980, 1183166, 2366332, 2957915, 5915830, 11831660]

約数ペア:

[(1, 11831660), (2, 5915830), (4, 2957915), (5, 2366332), (10, 1183166), (17, 695980), (20, 591583), (23, 514420), (34, 347990), (46, 257210), (68, 173995), (85, 139196), (89, 132940), (92, 128605), (115, 102884), (170, 69598), (178, 66470), (230, 51442), (289, 40940), (340, 34799), (356, 33235), (391, 30260), (445, 26588), (460, 25721), (578, 20470), (782, 15130), (890, 13294), (1156, 10235), (1445, 8188), (1513, 7820), (1564, 7565), (1780, 6647), (1955, 6052), (2047, 5780), (2890, 4094), (3026, 3910)]