252248860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{2927}}^1$

素因数の和:3106

約数の個数: 48

約数和(自身を含む): 550932480

約数和(自身を除く): 298683620

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 139, 155, 278, 310, 556, 620, 695, 1390, 2780, 2927, 4309, 5854, 8618, 11708, 14635, 17236, 21545, 29270, 43090, 58540, 86180, 90737, 181474, 362948, 406853, 453685, 813706, 907370, 1627412, 1814740, 2034265, 4068530, 8137060, 12612443, 25224886, 50449772, 63062215, 126124430, 252248860]

約数ペア:

[(1, 252248860), (2, 126124430), (4, 63062215), (5, 50449772), (10, 25224886), (20, 12612443), (31, 8137060), (62, 4068530), (124, 2034265), (139, 1814740), (155, 1627412), (278, 907370), (310, 813706), (556, 453685), (620, 406853), (695, 362948), (1390, 181474), (2780, 90737), (2927, 86180), (4309, 58540), (5854, 43090), (8618, 29270), (11708, 21545), (14635, 17236)]