104980020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{2647}}^1$

素因数の和:3320

約数の個数: 48

約数和(自身を含む): 294499968

約数和(自身を除く): 189519948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 661, 1322, 1983, 2644, 2647, 3305, 3966, 5294, 6610, 7932, 7941, 9915, 10588, 13220, 13235, 15882, 19830, 26470, 31764, 39660, 39705, 52940, 79410, 158820, 1749667, 3499334, 5249001, 6998668, 8748335, 10498002, 17496670, 20996004, 26245005, 34993340, 52490010, 104980020]

約数ペア:

[(1, 104980020), (2, 52490010), (3, 34993340), (4, 26245005), (5, 20996004), (6, 17496670), (10, 10498002), (12, 8748335), (15, 6998668), (20, 5249001), (30, 3499334), (60, 1749667), (661, 158820), (1322, 79410), (1983, 52940), (2644, 39705), (2647, 39660), (3305, 31764), (3966, 26470), (5294, 19830), (6610, 15882), (7932, 13235), (7941, 13220), (9915, 10588)]