17118640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{397}}^1$

素因数の和:435

約数の個数: 120

約数和(自身を含む): 50635152

約数和(自身を除く): 33516512

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 176, 196, 220, 245, 280, 308, 385, 392, 397, 440, 490, 539, 560, 616, 770, 784, 794, 880, 980, 1078, 1232, 1540, 1588, 1960, 1985, 2156, 2695, 2779, 3080, 3176, 3920, 3970, 4312, 4367, 5390, 5558, 6160, 6352, 7940, 8624, 8734, 10780, 11116, 13895, 15880, 17468, 19453, 21560, 21835, 22232, 27790, 30569, 31760, 34936, 38906, 43120, 43670, 44464, 55580, 61138, 69872, 77812, 87340, 97265, 111160, 122276, 152845, 155624, 174680, 194530, 213983, 222320, 244552, 305690, 311248, 349360, 389060, 427966, 489104, 611380, 778120, 855932, 1069915, 1222760, 1556240, 1711864, 2139830, 2445520, 3423728, 4279660, 8559320, 17118640]

約数ペア:

[(1, 17118640), (2, 8559320), (4, 4279660), (5, 3423728), (7, 2445520), (8, 2139830), (10, 1711864), (11, 1556240), (14, 1222760), (16, 1069915), (20, 855932), (22, 778120), (28, 611380), (35, 489104), (40, 427966), (44, 389060), (49, 349360), (55, 311248), (56, 305690), (70, 244552), (77, 222320), (80, 213983), (88, 194530), (98, 174680), (110, 155624), (112, 152845), (140, 122276), (154, 111160), (176, 97265), (196, 87340), (220, 77812), (245, 69872), (280, 61138), (308, 55580), (385, 44464), (392, 43670), (397, 43120), (440, 38906), (490, 34936), (539, 31760), (560, 30569), (616, 27790), (770, 22232), (784, 21835), (794, 21560), (880, 19453), (980, 17468), (1078, 15880), (1232, 13895), (1540, 11116), (1588, 10780), (1960, 8734), (1985, 8624), (2156, 7940), (2695, 6352), (2779, 6160), (3080, 5558), (3176, 5390), (3920, 4367), (3970, 4312)]