61628020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1277}}^1$

素因数の和:1432

約数の個数: 48

約数和(自身を含む): 137410560

約数和(自身を除く): 75782540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 127, 190, 254, 380, 508, 635, 1270, 1277, 2413, 2540, 2554, 4826, 5108, 6385, 9652, 12065, 12770, 24130, 24263, 25540, 48260, 48526, 97052, 121315, 162179, 242630, 324358, 485260, 648716, 810895, 1621790, 3081401, 3243580, 6162802, 12325604, 15407005, 30814010, 61628020]

約数ペア:

[(1, 61628020), (2, 30814010), (4, 15407005), (5, 12325604), (10, 6162802), (19, 3243580), (20, 3081401), (38, 1621790), (76, 810895), (95, 648716), (127, 485260), (190, 324358), (254, 242630), (380, 162179), (508, 121315), (635, 97052), (1270, 48526), (1277, 48260), (2413, 25540), (2540, 24263), (2554, 24130), (4826, 12770), (5108, 12065), (6385, 9652)]