372020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 907200

約数和(自身を除く): 535180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 89, 95, 110, 178, 190, 209, 220, 356, 380, 418, 445, 836, 890, 979, 1045, 1691, 1780, 1958, 2090, 3382, 3916, 4180, 4895, 6764, 8455, 9790, 16910, 18601, 19580, 33820, 37202, 74404, 93005, 186010, 372020]

約数ペア:

[(1, 372020), (2, 186010), (4, 93005), (5, 74404), (10, 37202), (11, 33820), (19, 19580), (20, 18601), (22, 16910), (38, 9790), (44, 8455), (55, 6764), (76, 4895), (89, 4180), (95, 3916), (110, 3382), (178, 2090), (190, 1958), (209, 1780), (220, 1691), (356, 1045), (380, 979), (418, 890), (445, 836)]