3962140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 10456992

約数和(自身を除く): 6494852

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 311, 364, 455, 490, 622, 637, 910, 980, 1244, 1274, 1555, 1820, 2177, 2548, 3110, 3185, 4043, 4354, 6220, 6370, 8086, 8708, 10885, 12740, 15239, 16172, 20215, 21770, 28301, 30478, 40430, 43540, 56602, 60956, 76195, 80860, 113204, 141505, 152390, 198107, 283010, 304780, 396214, 566020, 792428, 990535, 1981070, 3962140]

約数ペア:

[(1, 3962140), (2, 1981070), (4, 990535), (5, 792428), (7, 566020), (10, 396214), (13, 304780), (14, 283010), (20, 198107), (26, 152390), (28, 141505), (35, 113204), (49, 80860), (52, 76195), (65, 60956), (70, 56602), (91, 43540), (98, 40430), (130, 30478), (140, 28301), (182, 21770), (196, 20215), (245, 16172), (260, 15239), (311, 12740), (364, 10885), (455, 8708), (490, 8086), (622, 6370), (637, 6220), (910, 4354), (980, 4043), (1244, 3185), (1274, 3110), (1555, 2548), (1820, 2177)]