15697716940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{210031}}^1$

素因数の和:210178

約数の個数: 48

約数和(自身を含む): 34191529344

約数和(自身を除く): 18493812404

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 101, 148, 185, 202, 370, 404, 505, 740, 1010, 2020, 3737, 7474, 14948, 18685, 37370, 74740, 210031, 420062, 840124, 1050155, 2100310, 4200620, 7771147, 15542294, 21213131, 31084588, 38855735, 42426262, 77711470, 84852524, 106065655, 155422940, 212131310, 424262620, 784885847, 1569771694, 3139543388, 3924429235, 7848858470, 15697716940]

約数ペア:

[(1, 15697716940), (2, 7848858470), (4, 3924429235), (5, 3139543388), (10, 1569771694), (20, 784885847), (37, 424262620), (74, 212131310), (101, 155422940), (148, 106065655), (185, 84852524), (202, 77711470), (370, 42426262), (404, 38855735), (505, 31084588), (740, 21213131), (1010, 15542294), (2020, 7771147), (3737, 4200620), (7474, 2100310), (14948, 1050155), (18685, 840124), (37370, 420062), (74740, 210031)]