20080337240

素因数分解:

$2^3\times 5^1\times {\mathrm{18229}}^1\times {\mathrm{27539}}^1$

素因数の和:45779

約数の個数: 32

約数和(自身を含む): 45184878000

約数和(自身を除く): 25104540760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 18229, 27539, 36458, 55078, 72916, 91145, 110156, 137695, 145832, 182290, 220312, 275390, 364580, 550780, 729160, 1101560, 502008431, 1004016862, 2008033724, 2510042155, 4016067448, 5020084310, 10040168620, 20080337240]

約数ペア:

[(1, 20080337240), (2, 10040168620), (4, 5020084310), (5, 4016067448), (8, 2510042155), (10, 2008033724), (20, 1004016862), (40, 502008431), (18229, 1101560), (27539, 729160), (36458, 550780), (55078, 364580), (72916, 275390), (91145, 220312), (110156, 182290), (137695, 145832)]