39888240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23743}}^1$

素因数の和:23766

約数の個数: 80

約数和(自身を含む): 141324288

約数和(自身を除く): 101436048

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 23743, 47486, 71229, 94972, 118715, 142458, 166201, 189944, 237430, 284916, 332402, 356145, 379888, 474860, 498603, 569832, 664804, 712290, 831005, 949720, 997206, 1139664, 1329608, 1424580, 1662010, 1899440, 1994412, 2493015, 2659216, 2849160, 3324020, 3988824, 4986030, 5698320, 6648040, 7977648, 9972060, 13296080, 19944120, 39888240]

約数ペア:

[(1, 39888240), (2, 19944120), (3, 13296080), (4, 9972060), (5, 7977648), (6, 6648040), (7, 5698320), (8, 4986030), (10, 3988824), (12, 3324020), (14, 2849160), (15, 2659216), (16, 2493015), (20, 1994412), (21, 1899440), (24, 1662010), (28, 1424580), (30, 1329608), (35, 1139664), (40, 997206), (42, 949720), (48, 831005), (56, 712290), (60, 664804), (70, 569832), (80, 498603), (84, 474860), (105, 379888), (112, 356145), (120, 332402), (140, 284916), (168, 237430), (210, 189944), (240, 166201), (280, 142458), (336, 118715), (420, 94972), (560, 71229), (840, 47486), (1680, 23743)]