996816620

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{7669}}^1$

素因数の和:7842

約数の個数: 48

約数和(自身を含む): 2146740960

約数和(自身を除く): 1149924340

約数列:

[1, 2, 4, 5, 10, 20, 67, 97, 134, 194, 268, 335, 388, 485, 670, 970, 1340, 1940, 6499, 7669, 12998, 15338, 25996, 30676, 32495, 38345, 64990, 76690, 129980, 153380, 513823, 743893, 1027646, 1487786, 2055292, 2569115, 2975572, 3719465, 5138230, 7438930, 10276460, 14877860, 49840831, 99681662, 199363324, 249204155, 498408310, 996816620]

約数ペア:

[(1, 996816620), (2, 498408310), (4, 249204155), (5, 199363324), (10, 99681662), (20, 49840831), (67, 14877860), (97, 10276460), (134, 7438930), (194, 5138230), (268, 3719465), (335, 2975572), (388, 2569115), (485, 2055292), (670, 1487786), (970, 1027646), (1340, 743893), (1940, 513823), (6499, 153380), (7669, 129980), (12998, 76690), (15338, 64990), (25996, 38345), (30676, 32495)]