194503540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{18043}}^1$

素因数の和:18077

約数の個数: 72

約数和(自身を含む): 518368032

約数和(自身を除く): 323864492

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 18043, 36086, 72172, 90215, 126301, 180430, 198473, 252602, 360860, 396946, 505204, 631505, 793892, 884107, 992365, 1263010, 1389311, 1768214, 1984730, 2526020, 2778622, 3536428, 3969460, 4420535, 5557244, 6946555, 8841070, 9725177, 13893110, 17682140, 19450354, 27786220, 38900708, 48625885, 97251770, 194503540]

約数ペア:

[(1, 194503540), (2, 97251770), (4, 48625885), (5, 38900708), (7, 27786220), (10, 19450354), (11, 17682140), (14, 13893110), (20, 9725177), (22, 8841070), (28, 6946555), (35, 5557244), (44, 4420535), (49, 3969460), (55, 3536428), (70, 2778622), (77, 2526020), (98, 1984730), (110, 1768214), (140, 1389311), (154, 1263010), (196, 992365), (220, 884107), (245, 793892), (308, 631505), (385, 505204), (490, 396946), (539, 360860), (770, 252602), (980, 198473), (1078, 180430), (1540, 126301), (2156, 90215), (2695, 72172), (5390, 36086), (10780, 18043)]