40573408

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:619

約数の個数: 48

約数和(自身を含む): 83280960

約数和(自身を除く): 42707552

約数列:

[1, 2, 4, 8, 16, 32, 47, 53, 94, 106, 188, 212, 376, 424, 509, 752, 848, 1018, 1504, 1696, 2036, 2491, 4072, 4982, 8144, 9964, 16288, 19928, 23923, 26977, 39856, 47846, 53954, 79712, 95692, 107908, 191384, 215816, 382768, 431632, 765536, 863264, 1267919, 2535838, 5071676, 10143352, 20286704, 40573408]

約数ペア:

[(1, 40573408), (2, 20286704), (4, 10143352), (8, 5071676), (16, 2535838), (32, 1267919), (47, 863264), (53, 765536), (94, 431632), (106, 382768), (188, 215816), (212, 191384), (376, 107908), (424, 95692), (509, 79712), (752, 53954), (848, 47846), (1018, 39856), (1504, 26977), (1696, 23923), (2036, 19928), (2491, 16288), (4072, 9964), (4982, 8144)]