47455720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{347}}^1$

素因数の和:634

約数の個数: 64

約数和(自身を含む): 115758720

約数和(自身を除く): 68303000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 263, 347, 520, 526, 694, 1052, 1315, 1388, 1735, 2104, 2630, 2776, 3419, 3470, 4511, 5260, 6838, 6940, 9022, 10520, 13676, 13880, 17095, 18044, 22555, 27352, 34190, 36088, 45110, 68380, 90220, 91261, 136760, 180440, 182522, 365044, 456305, 730088, 912610, 1186393, 1825220, 2372786, 3650440, 4745572, 5931965, 9491144, 11863930, 23727860, 47455720]

約数ペア:

[(1, 47455720), (2, 23727860), (4, 11863930), (5, 9491144), (8, 5931965), (10, 4745572), (13, 3650440), (20, 2372786), (26, 1825220), (40, 1186393), (52, 912610), (65, 730088), (104, 456305), (130, 365044), (260, 182522), (263, 180440), (347, 136760), (520, 91261), (526, 90220), (694, 68380), (1052, 45110), (1315, 36088), (1388, 34190), (1735, 27352), (2104, 22555), (2630, 18044), (2776, 17095), (3419, 13880), (3470, 13676), (4511, 10520), (5260, 9022), (6838, 6940)]