1671440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1229}}^1$

素因数の和:1259

約数の個数: 40

約数和(自身を含む): 4118040

約数和(自身を除く): 2446600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1229, 1360, 2458, 4916, 6145, 9832, 12290, 19664, 20893, 24580, 41786, 49160, 83572, 98320, 104465, 167144, 208930, 334288, 417860, 835720, 1671440]

約数ペア:

[(1, 1671440), (2, 835720), (4, 417860), (5, 334288), (8, 208930), (10, 167144), (16, 104465), (17, 98320), (20, 83572), (34, 49160), (40, 41786), (68, 24580), (80, 20893), (85, 19664), (136, 12290), (170, 9832), (272, 6145), (340, 4916), (680, 2458), (1229, 1360)]