39378520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1$

素因数の和:532

約数の個数: 64

約数和(自身を含む): 92988000

約数和(自身を除く): 53609480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 83, 116, 145, 166, 232, 290, 332, 409, 415, 580, 664, 818, 830, 1160, 1636, 1660, 2045, 2407, 3272, 3320, 4090, 4814, 8180, 9628, 11861, 12035, 16360, 19256, 23722, 24070, 33947, 47444, 48140, 59305, 67894, 94888, 96280, 118610, 135788, 169735, 237220, 271576, 339470, 474440, 678940, 984463, 1357880, 1968926, 3937852, 4922315, 7875704, 9844630, 19689260, 39378520]

約数ペア:

[(1, 39378520), (2, 19689260), (4, 9844630), (5, 7875704), (8, 4922315), (10, 3937852), (20, 1968926), (29, 1357880), (40, 984463), (58, 678940), (83, 474440), (116, 339470), (145, 271576), (166, 237220), (232, 169735), (290, 135788), (332, 118610), (409, 96280), (415, 94888), (580, 67894), (664, 59305), (818, 48140), (830, 47444), (1160, 33947), (1636, 24070), (1660, 23722), (2045, 19256), (2407, 16360), (3272, 12035), (3320, 11861), (4090, 9628), (4814, 8180)]