40059960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1999}}^1$

素因数の和:2180

約数の個数: 64

約数和(自身を含む): 120960000

約数和(自身を除く): 80900040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 167, 334, 501, 668, 835, 1002, 1336, 1670, 1999, 2004, 2505, 3340, 3998, 4008, 5010, 5997, 6680, 7996, 9995, 10020, 11994, 15992, 19990, 20040, 23988, 29985, 39980, 47976, 59970, 79960, 119940, 239880, 333833, 667666, 1001499, 1335332, 1669165, 2002998, 2670664, 3338330, 4005996, 5007495, 6676660, 8011992, 10014990, 13353320, 20029980, 40059960]

約数ペア:

[(1, 40059960), (2, 20029980), (3, 13353320), (4, 10014990), (5, 8011992), (6, 6676660), (8, 5007495), (10, 4005996), (12, 3338330), (15, 2670664), (20, 2002998), (24, 1669165), (30, 1335332), (40, 1001499), (60, 667666), (120, 333833), (167, 239880), (334, 119940), (501, 79960), (668, 59970), (835, 47976), (1002, 39980), (1336, 29985), (1670, 23988), (1999, 20040), (2004, 19990), (2505, 15992), (3340, 11994), (3998, 10020), (4008, 9995), (5010, 7996), (5997, 6680)]