1440996820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{18199}}^1$

素因数の和:18352

約数の個数: 48

約数和(自身を含む): 3137097600

約数和(自身を除く): 1696100780

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 107, 148, 185, 214, 370, 428, 535, 740, 1070, 2140, 3959, 7918, 15836, 18199, 19795, 36398, 39590, 72796, 79180, 90995, 181990, 363980, 673363, 1346726, 1947293, 2693452, 3366815, 3894586, 6733630, 7789172, 9736465, 13467260, 19472930, 38945860, 72049841, 144099682, 288199364, 360249205, 720498410, 1440996820]

約数ペア:

[(1, 1440996820), (2, 720498410), (4, 360249205), (5, 288199364), (10, 144099682), (20, 72049841), (37, 38945860), (74, 19472930), (107, 13467260), (148, 9736465), (185, 7789172), (214, 6733630), (370, 3894586), (428, 3366815), (535, 2693452), (740, 1947293), (1070, 1346726), (2140, 673363), (3959, 363980), (7918, 181990), (15836, 90995), (18199, 79180), (19795, 72796), (36398, 39590)]