1216470400

素因数分解:

$2^7\times 5^2\times {\mathrm{380147}}^1$

素因数の和:380171

約数の個数: 48

約数和(自身を含む): 3005069940

約数和(自身を除く): 1788599540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 380147, 760294, 1520588, 1900735, 3041176, 3801470, 6082352, 7602940, 9503675, 12164704, 15205880, 19007350, 24329408, 30411760, 38014700, 48658816, 60823520, 76029400, 121647040, 152058800, 243294080, 304117600, 608235200, 1216470400]

約数ペア:

[(1, 1216470400), (2, 608235200), (4, 304117600), (5, 243294080), (8, 152058800), (10, 121647040), (16, 76029400), (20, 60823520), (25, 48658816), (32, 38014700), (40, 30411760), (50, 24329408), (64, 19007350), (80, 15205880), (100, 12164704), (128, 9503675), (160, 7602940), (200, 6082352), (320, 3801470), (400, 3041176), (640, 1900735), (800, 1520588), (1600, 760294), (3200, 380147)]