16470440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{997}}^1$

素因数の和:1074

約数の個数: 64

約数和(自身を含む): 43113600

約数和(自身を除く): 26643160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 59, 70, 118, 140, 236, 280, 295, 413, 472, 590, 826, 997, 1180, 1652, 1994, 2065, 2360, 3304, 3988, 4130, 4985, 6979, 7976, 8260, 9970, 13958, 16520, 19940, 27916, 34895, 39880, 55832, 58823, 69790, 117646, 139580, 235292, 279160, 294115, 411761, 470584, 588230, 823522, 1176460, 1647044, 2058805, 2352920, 3294088, 4117610, 8235220, 16470440]

約数ペア:

[(1, 16470440), (2, 8235220), (4, 4117610), (5, 3294088), (7, 2352920), (8, 2058805), (10, 1647044), (14, 1176460), (20, 823522), (28, 588230), (35, 470584), (40, 411761), (56, 294115), (59, 279160), (70, 235292), (118, 139580), (140, 117646), (236, 69790), (280, 58823), (295, 55832), (413, 39880), (472, 34895), (590, 27916), (826, 19940), (997, 16520), (1180, 13958), (1652, 9970), (1994, 8260), (2065, 7976), (2360, 6979), (3304, 4985), (3988, 4130)]