214410740

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{1399}}^1$

素因数の和:1584

約数の個数: 48

約数和(自身を含む): 460992000

約数和(自身を除く): 246581260

約数列:

[1, 2, 4, 5, 10, 20, 79, 97, 158, 194, 316, 388, 395, 485, 790, 970, 1399, 1580, 1940, 2798, 5596, 6995, 7663, 13990, 15326, 27980, 30652, 38315, 76630, 110521, 135703, 153260, 221042, 271406, 442084, 542812, 552605, 678515, 1105210, 1357030, 2210420, 2714060, 10720537, 21441074, 42882148, 53602685, 107205370, 214410740]

約数ペア:

[(1, 214410740), (2, 107205370), (4, 53602685), (5, 42882148), (10, 21441074), (20, 10720537), (79, 2714060), (97, 2210420), (158, 1357030), (194, 1105210), (316, 678515), (388, 552605), (395, 542812), (485, 442084), (790, 271406), (970, 221042), (1399, 153260), (1580, 135703), (1940, 110521), (2798, 76630), (5596, 38315), (6995, 30652), (7663, 27980), (13990, 15326)]