15696640420

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{617}}^1\times {\mathrm{8537}}^1$

素因数の和:9312

約数の個数: 48

約数和(自身を含む): 33241849200

約数和(自身を除く): 17545208780

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 617, 745, 1234, 1490, 2468, 2980, 3085, 6170, 8537, 12340, 17074, 34148, 42685, 85370, 91933, 170740, 183866, 367732, 459665, 919330, 1272013, 1838660, 2544026, 5088052, 5267329, 6360065, 10534658, 12720130, 21069316, 25440260, 26336645, 52673290, 105346580, 784832021, 1569664042, 3139328084, 3924160105, 7848320210, 15696640420]

約数ペア:

[(1, 15696640420), (2, 7848320210), (4, 3924160105), (5, 3139328084), (10, 1569664042), (20, 784832021), (149, 105346580), (298, 52673290), (596, 26336645), (617, 25440260), (745, 21069316), (1234, 12720130), (1490, 10534658), (2468, 6360065), (2980, 5267329), (3085, 5088052), (6170, 2544026), (8537, 1838660), (12340, 1272013), (17074, 919330), (34148, 459665), (42685, 367732), (85370, 183866), (91933, 170740)]