1619641380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3856289}}^1$

素因数の和:3856308

約数の個数: 48

約数和(自身を含む): 5182853760

約数和(自身を除く): 3563212380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 3856289, 7712578, 11568867, 15425156, 19281445, 23137734, 26994023, 38562890, 46275468, 53988046, 57844335, 77125780, 80982069, 107976092, 115688670, 134970115, 161964138, 231377340, 269940230, 323928276, 404910345, 539880460, 809820690, 1619641380]

約数ペア:

[(1, 1619641380), (2, 809820690), (3, 539880460), (4, 404910345), (5, 323928276), (6, 269940230), (7, 231377340), (10, 161964138), (12, 134970115), (14, 115688670), (15, 107976092), (20, 80982069), (21, 77125780), (28, 57844335), (30, 53988046), (35, 46275468), (42, 38562890), (60, 26994023), (70, 23137734), (84, 19281445), (105, 15425156), (140, 11568867), (210, 7712578), (420, 3856289)]