27734980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{311}}^1$

素因数の和:354

約数の個数: 96

約数和(自身を含む): 73382400

約数和(自身を除く): 45647420

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, 343, 364, 455, 490, 622, 637, 686, 910, 980, 1244, 1274, 1372, 1555, 1715, 1820, 2177, 2548, 3110, 3185, 3430, 4043, 4354, 4459, 6220, 6370, 6860, 8086, 8708, 8918, 10885, 12740, 15239, 16172, 17836, 20215, 21770, 22295, 28301, 30478, 40430, 43540, 44590, 56602, 60956, 76195, 80860, 89180, 106673, 113204, 141505, 152390, 198107, 213346, 283010, 304780, 396214, 426692, 533365, 566020, 792428, 990535, 1066730, 1386749, 1981070, 2133460, 2773498, 3962140, 5546996, 6933745, 13867490, 27734980]

約数ペア:

[(1, 27734980), (2, 13867490), (4, 6933745), (5, 5546996), (7, 3962140), (10, 2773498), (13, 2133460), (14, 1981070), (20, 1386749), (26, 1066730), (28, 990535), (35, 792428), (49, 566020), (52, 533365), (65, 426692), (70, 396214), (91, 304780), (98, 283010), (130, 213346), (140, 198107), (182, 152390), (196, 141505), (245, 113204), (260, 106673), (311, 89180), (343, 80860), (364, 76195), (455, 60956), (490, 56602), (622, 44590), (637, 43540), (686, 40430), (910, 30478), (980, 28301), (1244, 22295), (1274, 21770), (1372, 20215), (1555, 17836), (1715, 16172), (1820, 15239), (2177, 12740), (2548, 10885), (3110, 8918), (3185, 8708), (3430, 8086), (4043, 6860), (4354, 6370), (4459, 6220)]