1472720

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1$

素因数の和:503

約数の個数: 40

約数和(自身を含む): 3515400

約数和(自身を除く): 2042680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 449, 656, 820, 898, 1640, 1796, 2245, 3280, 3592, 4490, 7184, 8980, 17960, 18409, 35920, 36818, 73636, 92045, 147272, 184090, 294544, 368180, 736360, 1472720]

約数ペア:

[(1, 1472720), (2, 736360), (4, 368180), (5, 294544), (8, 184090), (10, 147272), (16, 92045), (20, 73636), (40, 36818), (41, 35920), (80, 18409), (82, 17960), (164, 8980), (205, 7184), (328, 4490), (410, 3592), (449, 3280), (656, 2245), (820, 1796), (898, 1640)]