16404920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1429}}^1$

素因数の和:1488

約数の個数: 64

約数和(自身を含む): 43243200

約数和(自身を除く): 26838280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1429, 1435, 1640, 2296, 2858, 2870, 5716, 5740, 7145, 10003, 11432, 11480, 14290, 20006, 28580, 40012, 50015, 57160, 58589, 80024, 100030, 117178, 200060, 234356, 292945, 400120, 410123, 468712, 585890, 820246, 1171780, 1640492, 2050615, 2343560, 3280984, 4101230, 8202460, 16404920]

約数ペア:

[(1, 16404920), (2, 8202460), (4, 4101230), (5, 3280984), (7, 2343560), (8, 2050615), (10, 1640492), (14, 1171780), (20, 820246), (28, 585890), (35, 468712), (40, 410123), (41, 400120), (56, 292945), (70, 234356), (82, 200060), (140, 117178), (164, 100030), (205, 80024), (280, 58589), (287, 57160), (328, 50015), (410, 40012), (574, 28580), (820, 20006), (1148, 14290), (1429, 11480), (1435, 11432), (1640, 10003), (2296, 7145), (2858, 5740), (2870, 5716)]