2170420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 5362560

約数和(自身を除く): 3192140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 419, 518, 740, 838, 1036, 1295, 1676, 2095, 2590, 2933, 4190, 5180, 5866, 8380, 11732, 14665, 15503, 29330, 31006, 58660, 62012, 77515, 108521, 155030, 217042, 310060, 434084, 542605, 1085210, 2170420]

約数ペア:

[(1, 2170420), (2, 1085210), (4, 542605), (5, 434084), (7, 310060), (10, 217042), (14, 155030), (20, 108521), (28, 77515), (35, 62012), (37, 58660), (70, 31006), (74, 29330), (140, 15503), (148, 14665), (185, 11732), (259, 8380), (370, 5866), (419, 5180), (518, 4190), (740, 2933), (838, 2590), (1036, 2095), (1295, 1676)]