4340840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 11491200

約数和(自身を除く): 7150360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 419, 518, 740, 838, 1036, 1295, 1480, 1676, 2072, 2095, 2590, 2933, 3352, 4190, 5180, 5866, 8380, 10360, 11732, 14665, 15503, 16760, 23464, 29330, 31006, 58660, 62012, 77515, 108521, 117320, 124024, 155030, 217042, 310060, 434084, 542605, 620120, 868168, 1085210, 2170420, 4340840]

約数ペア:

[(1, 4340840), (2, 2170420), (4, 1085210), (5, 868168), (7, 620120), (8, 542605), (10, 434084), (14, 310060), (20, 217042), (28, 155030), (35, 124024), (37, 117320), (40, 108521), (56, 77515), (70, 62012), (74, 58660), (140, 31006), (148, 29330), (185, 23464), (259, 16760), (280, 15503), (296, 14665), (370, 11732), (419, 10360), (518, 8380), (740, 5866), (838, 5180), (1036, 4190), (1295, 3352), (1480, 2933), (1676, 2590), (2072, 2095)]