47479120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:740

約数の個数: 80

約数和(自身を含む): 120742272

約数和(自身を除く): 73263152

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 71, 80, 104, 130, 142, 208, 260, 284, 355, 520, 568, 643, 710, 923, 1040, 1136, 1286, 1420, 1846, 2572, 2840, 3215, 3692, 4615, 5144, 5680, 6430, 7384, 8359, 9230, 10288, 12860, 14768, 16718, 18460, 25720, 33436, 36920, 41795, 45653, 51440, 66872, 73840, 83590, 91306, 133744, 167180, 182612, 228265, 334360, 365224, 456530, 593489, 668720, 730448, 913060, 1186978, 1826120, 2373956, 2967445, 3652240, 4747912, 5934890, 9495824, 11869780, 23739560, 47479120]

約数ペア:

[(1, 47479120), (2, 23739560), (4, 11869780), (5, 9495824), (8, 5934890), (10, 4747912), (13, 3652240), (16, 2967445), (20, 2373956), (26, 1826120), (40, 1186978), (52, 913060), (65, 730448), (71, 668720), (80, 593489), (104, 456530), (130, 365224), (142, 334360), (208, 228265), (260, 182612), (284, 167180), (355, 133744), (520, 91306), (568, 83590), (643, 73840), (710, 66872), (923, 51440), (1040, 45653), (1136, 41795), (1286, 36920), (1420, 33436), (1846, 25720), (2572, 18460), (2840, 16718), (3215, 14768), (3692, 12860), (4615, 10288), (5144, 9230), (5680, 8359), (6430, 7384)]