40806376

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:338

約数の個数: 64

約数和(自身を含む): 87998400

約数和(自身を除く): 47192024

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 107, 152, 193, 214, 247, 386, 428, 494, 772, 856, 988, 1391, 1544, 1976, 2033, 2509, 2782, 3667, 4066, 5018, 5564, 7334, 8132, 10036, 11128, 14668, 16264, 20072, 20651, 26429, 29336, 41302, 47671, 52858, 82604, 95342, 105716, 165208, 190684, 211432, 268463, 381368, 392369, 536926, 784738, 1073852, 1569476, 2147704, 3138952, 5100797, 10201594, 20403188, 40806376]

約数ペア:

[(1, 40806376), (2, 20403188), (4, 10201594), (8, 5100797), (13, 3138952), (19, 2147704), (26, 1569476), (38, 1073852), (52, 784738), (76, 536926), (104, 392369), (107, 381368), (152, 268463), (193, 211432), (214, 190684), (247, 165208), (386, 105716), (428, 95342), (494, 82604), (772, 52858), (856, 47671), (988, 41302), (1391, 29336), (1544, 26429), (1976, 20651), (2033, 20072), (2509, 16264), (2782, 14668), (3667, 11128), (4066, 10036), (5018, 8132), (5564, 7334)]