2005320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{983}}^1$

素因数の和:1014

約数の個数: 64

約数和(自身を含む): 6376320

約数和(自身を除く): 4371000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 983, 1020, 1966, 2040, 2949, 3932, 4915, 5898, 7864, 9830, 11796, 14745, 16711, 19660, 23592, 29490, 33422, 39320, 50133, 58980, 66844, 83555, 100266, 117960, 133688, 167110, 200532, 250665, 334220, 401064, 501330, 668440, 1002660, 2005320]

約数ペア:

[(1, 2005320), (2, 1002660), (3, 668440), (4, 501330), (5, 401064), (6, 334220), (8, 250665), (10, 200532), (12, 167110), (15, 133688), (17, 117960), (20, 100266), (24, 83555), (30, 66844), (34, 58980), (40, 50133), (51, 39320), (60, 33422), (68, 29490), (85, 23592), (102, 19660), (120, 16711), (136, 14745), (170, 11796), (204, 9830), (255, 7864), (340, 5898), (408, 4915), (510, 3932), (680, 2949), (983, 2040), (1020, 1966)]