2013141580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{31723}}^1$

素因数の和:31918

約数の個数: 48

約数和(自身を含む): 4476890880

約数和(自身を除く): 2463749300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 167, 190, 334, 380, 668, 835, 1670, 3173, 3340, 6346, 12692, 15865, 31723, 31730, 63446, 63460, 126892, 158615, 317230, 602737, 634460, 1205474, 2410948, 3013685, 5297741, 6027370, 10595482, 12054740, 21190964, 26488705, 52977410, 100657079, 105954820, 201314158, 402628316, 503285395, 1006570790, 2013141580]

約数ペア:

[(1, 2013141580), (2, 1006570790), (4, 503285395), (5, 402628316), (10, 201314158), (19, 105954820), (20, 100657079), (38, 52977410), (76, 26488705), (95, 21190964), (167, 12054740), (190, 10595482), (334, 6027370), (380, 5297741), (668, 3013685), (835, 2410948), (1670, 1205474), (3173, 634460), (3340, 602737), (6346, 317230), (12692, 158615), (15865, 126892), (31723, 63460), (31730, 63446)]