1957040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1439}}^1$

素因数の和:1469

約数の個数: 40

約数和(自身を含む): 4821120

約数和(自身を除く): 2864080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1439, 2878, 5756, 7195, 11512, 14390, 23024, 24463, 28780, 48926, 57560, 97852, 115120, 122315, 195704, 244630, 391408, 489260, 978520, 1957040]

約数ペア:

[(1, 1957040), (2, 978520), (4, 489260), (5, 391408), (8, 244630), (10, 195704), (16, 122315), (17, 115120), (20, 97852), (34, 57560), (40, 48926), (68, 28780), (80, 24463), (85, 23024), (136, 14390), (170, 11512), (272, 7195), (340, 5756), (680, 2878), (1360, 1439)]