7998968020

素因数分解:

$2^2\times 5^1\times {\mathrm{9619}}^1\times {\mathrm{41579}}^1$

素因数の和:51207

約数の個数: 24

約数和(自身を含む): 16799983200

約数和(自身を除く): 8801015180

約数列:

[1, 2, 4, 5, 10, 20, 9619, 19238, 38476, 41579, 48095, 83158, 96190, 166316, 192380, 207895, 415790, 831580, 399948401, 799896802, 1599793604, 1999742005, 3999484010, 7998968020]

約数ペア:

[(1, 7998968020), (2, 3999484010), (4, 1999742005), (5, 1599793604), (10, 799896802), (20, 399948401), (9619, 831580), (19238, 415790), (38476, 207895), (41579, 192380), (48095, 166316), (83158, 96190)]