1213040

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:329

約数の個数: 40

約数和(自身を含む): 2879280

約数和(自身を除く): 1666240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 257, 295, 472, 514, 590, 944, 1028, 1180, 1285, 2056, 2360, 2570, 4112, 4720, 5140, 10280, 15163, 20560, 30326, 60652, 75815, 121304, 151630, 242608, 303260, 606520, 1213040]

約数ペア:

[(1, 1213040), (2, 606520), (4, 303260), (5, 242608), (8, 151630), (10, 121304), (16, 75815), (20, 60652), (40, 30326), (59, 20560), (80, 15163), (118, 10280), (236, 5140), (257, 4720), (295, 4112), (472, 2570), (514, 2360), (590, 2056), (944, 1285), (1028, 1180)]