29113520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21407}}^1$

素因数の和:21437

約数の個数: 40

約数和(自身を含む): 71673984

約数和(自身を除く): 42560464

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 21407, 42814, 85628, 107035, 171256, 214070, 342512, 363919, 428140, 727838, 856280, 1455676, 1712560, 1819595, 2911352, 3639190, 5822704, 7278380, 14556760, 29113520]

約数ペア:

[(1, 29113520), (2, 14556760), (4, 7278380), (5, 5822704), (8, 3639190), (10, 2911352), (16, 1819595), (17, 1712560), (20, 1455676), (34, 856280), (40, 727838), (68, 428140), (80, 363919), (85, 342512), (136, 214070), (170, 171256), (272, 107035), (340, 85628), (680, 42814), (1360, 21407)]