13890170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 30468096

約数和(自身を除く): 16577926

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 37, 62, 70, 74, 155, 173, 185, 217, 259, 310, 346, 370, 434, 518, 865, 1085, 1147, 1211, 1295, 1730, 2170, 2294, 2422, 2590, 5363, 5735, 6055, 6401, 8029, 10726, 11470, 12110, 12802, 16058, 26815, 32005, 37541, 40145, 44807, 53630, 64010, 75082, 80290, 89614, 187705, 198431, 224035, 375410, 396862, 448070, 992155, 1389017, 1984310, 2778034, 6945085, 13890170]

約数ペア:

[(1, 13890170), (2, 6945085), (5, 2778034), (7, 1984310), (10, 1389017), (14, 992155), (31, 448070), (35, 396862), (37, 375410), (62, 224035), (70, 198431), (74, 187705), (155, 89614), (173, 80290), (185, 75082), (217, 64010), (259, 53630), (310, 44807), (346, 40145), (370, 37541), (434, 32005), (518, 26815), (865, 16058), (1085, 12802), (1147, 12110), (1211, 11470), (1295, 10726), (1730, 8029), (2170, 6401), (2294, 6055), (2422, 5735), (2590, 5363)]