1418647540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{41947}}^1$

素因数の和:42064

約数の個数: 48

約数和(自身を含む): 3171268800

約数和(自身を除く): 1752621260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 178, 190, 356, 380, 445, 890, 1691, 1780, 3382, 6764, 8455, 16910, 33820, 41947, 83894, 167788, 209735, 419470, 796993, 838940, 1593986, 3187972, 3733283, 3984965, 7466566, 7969930, 14933132, 15939860, 18666415, 37332830, 70932377, 74665660, 141864754, 283729508, 354661885, 709323770, 1418647540]

約数ペア:

[(1, 1418647540), (2, 709323770), (4, 354661885), (5, 283729508), (10, 141864754), (19, 74665660), (20, 70932377), (38, 37332830), (76, 18666415), (89, 15939860), (95, 14933132), (178, 7969930), (190, 7466566), (356, 3984965), (380, 3733283), (445, 3187972), (890, 1593986), (1691, 838940), (1780, 796993), (3382, 419470), (6764, 209735), (8455, 167788), (16910, 83894), (33820, 41947)]