42015.000000

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 2281440

約数和(自身を除く): 1328020

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 193, 247, 260, 380, 386, 494, 772, 965, 988, 1235, 1930, 2470, 2509, 3667, 3860, 4940, 5018, 7334, 10036, 12545, 14668, 18335, 25090, 36670, 47671, 50180, 73340, 95342, 190684, 238355, 476710, 953420]

約数ペア:

[(1, 953420), (2, 476710), (4, 238355), (5, 190684), (10, 95342), (13, 73340), (19, 50180), (20, 47671), (26, 36670), (38, 25090), (52, 18335), (65, 14668), (76, 12545), (95, 10036), (130, 7334), (190, 5018), (193, 4940), (247, 3860), (260, 3667), (380, 2509), (386, 2470), (494, 1930), (772, 1235), (965, 988)]