42320990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{1439}}^1$

素因数の和:1636

約数の個数: 32

約数和(自身を含む): 81181440

約数和(自身を除く): 38860450

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 173, 346, 865, 1439, 1730, 2878, 2941, 5882, 7195, 14390, 14705, 24463, 29410, 48926, 122315, 244630, 248947, 497894, 1244735, 2489470, 4232099, 8464198, 21160495, 42320990]

約数ペア:

[(1, 42320990), (2, 21160495), (5, 8464198), (10, 4232099), (17, 2489470), (34, 1244735), (85, 497894), (170, 248947), (173, 244630), (346, 122315), (865, 48926), (1439, 29410), (1730, 24463), (2878, 14705), (2941, 14390), (5882, 7195)]