13464220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1249}}^1$

素因数の和:1283

約数の個数: 72

約数和(自身を含む): 35910000

約数和(自身を除く): 22445780

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, 1249, 1540, 2156, 2498, 2695, 4996, 5390, 6245, 8743, 10780, 12490, 13739, 17486, 24980, 27478, 34972, 43715, 54956, 61201, 68695, 87430, 96173, 122402, 137390, 174860, 192346, 244804, 274780, 306005, 384692, 480865, 612010, 673211, 961730, 1224020, 1346422, 1923460, 2692844, 3366055, 6732110, 13464220]

約数ペア:

[(1, 13464220), (2, 6732110), (4, 3366055), (5, 2692844), (7, 1923460), (10, 1346422), (11, 1224020), (14, 961730), (20, 673211), (22, 612010), (28, 480865), (35, 384692), (44, 306005), (49, 274780), (55, 244804), (70, 192346), (77, 174860), (98, 137390), (110, 122402), (140, 96173), (154, 87430), (196, 68695), (220, 61201), (245, 54956), (308, 43715), (385, 34972), (490, 27478), (539, 24980), (770, 17486), (980, 13739), (1078, 12490), (1249, 10780), (1540, 8743), (2156, 6245), (2498, 5390), (2695, 4996)]