2397990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1$

素因数の和:637

約数の個数: 64

約数和(自身を含む): 6935040

約数和(自身を除く): 4537050

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 601, 665, 798, 1202, 1330, 1803, 1995, 3005, 3606, 3990, 4207, 6010, 8414, 9015, 11419, 12621, 18030, 21035, 22838, 25242, 34257, 42070, 57095, 63105, 68514, 79933, 114190, 126210, 159866, 171285, 239799, 342570, 399665, 479598, 799330, 1198995, 2397990]

約数ペア:

[(1, 2397990), (2, 1198995), (3, 799330), (5, 479598), (6, 399665), (7, 342570), (10, 239799), (14, 171285), (15, 159866), (19, 126210), (21, 114190), (30, 79933), (35, 68514), (38, 63105), (42, 57095), (57, 42070), (70, 34257), (95, 25242), (105, 22838), (114, 21035), (133, 18030), (190, 12621), (210, 11419), (266, 9015), (285, 8414), (399, 6010), (570, 4207), (601, 3990), (665, 3606), (798, 3005), (1202, 1995), (1330, 1803)]