11619860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 28957824

約数和(自身を除く): 17337964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 71, 98, 140, 142, 167, 196, 245, 284, 334, 355, 490, 497, 668, 710, 835, 980, 994, 1169, 1420, 1670, 1988, 2338, 2485, 3340, 3479, 4676, 4970, 5845, 6958, 8183, 9940, 11690, 11857, 13916, 16366, 17395, 23380, 23714, 32732, 34790, 40915, 47428, 59285, 69580, 81830, 82999, 118570, 163660, 165998, 237140, 331996, 414995, 580993, 829990, 1161986, 1659980, 2323972, 2904965, 5809930, 11619860]

約数ペア:

[(1, 11619860), (2, 5809930), (4, 2904965), (5, 2323972), (7, 1659980), (10, 1161986), (14, 829990), (20, 580993), (28, 414995), (35, 331996), (49, 237140), (70, 165998), (71, 163660), (98, 118570), (140, 82999), (142, 81830), (167, 69580), (196, 59285), (245, 47428), (284, 40915), (334, 34790), (355, 32732), (490, 23714), (497, 23380), (668, 17395), (710, 16366), (835, 13916), (980, 11857), (994, 11690), (1169, 9940), (1420, 8183), (1670, 6958), (1988, 5845), (2338, 4970), (2485, 4676), (3340, 3479)]