3261620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 7429968

約数和(自身を除く): 4168348

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 181, 212, 265, 340, 362, 530, 724, 901, 905, 1060, 1802, 1810, 3077, 3604, 3620, 4505, 6154, 9010, 9593, 12308, 15385, 18020, 19186, 30770, 38372, 47965, 61540, 95930, 163081, 191860, 326162, 652324, 815405, 1630810, 3261620]

約数ペア:

[(1, 3261620), (2, 1630810), (4, 815405), (5, 652324), (10, 326162), (17, 191860), (20, 163081), (34, 95930), (53, 61540), (68, 47965), (85, 38372), (106, 30770), (170, 19186), (181, 18020), (212, 15385), (265, 12308), (340, 9593), (362, 9010), (530, 6154), (724, 4505), (901, 3620), (905, 3604), (1060, 3077), (1802, 1810)]