121350920

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{57241}}^1$

素因数の和:57305

約数の個数: 32

約数和(自身を含む): 278196120

約数和(自身を除く): 156845200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 57241, 114482, 228964, 286205, 457928, 572410, 1144820, 2289640, 3033773, 6067546, 12135092, 15168865, 24270184, 30337730, 60675460, 121350920]

約数ペア:

[(1, 121350920), (2, 60675460), (4, 30337730), (5, 24270184), (8, 15168865), (10, 12135092), (20, 6067546), (40, 3033773), (53, 2289640), (106, 1144820), (212, 572410), (265, 457928), (424, 286205), (530, 228964), (1060, 114482), (2120, 57241)]