2912396979640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18133}}^1\times {\mathrm{211333}}^1$

素因数の和:229496

約数の個数: 64

約数和(自身を含む): 6898195360800

約数和(自身を除く): 3985798381160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 18133, 36266, 72532, 90665, 145064, 181330, 211333, 344527, 362660, 422666, 689054, 725320, 845332, 1056665, 1378108, 1690664, 1722635, 2113330, 2756216, 3445270, 4015327, 4226660, 6890540, 8030654, 8453320, 13781080, 16061308, 20076635, 32122616, 40153270, 80306540, 160613080, 3832101289, 7664202578, 15328405156, 19160506445, 30656810312, 38321012890, 72809924491, 76642025780, 145619848982, 153284051560, 291239697964, 364049622455, 582479395928, 728099244910, 1456198489820, 2912396979640]

約数ペア:

[(1, 2912396979640), (2, 1456198489820), (4, 728099244910), (5, 582479395928), (8, 364049622455), (10, 291239697964), (19, 153284051560), (20, 145619848982), (38, 76642025780), (40, 72809924491), (76, 38321012890), (95, 30656810312), (152, 19160506445), (190, 15328405156), (380, 7664202578), (760, 3832101289), (18133, 160613080), (36266, 80306540), (72532, 40153270), (90665, 32122616), (145064, 20076635), (181330, 16061308), (211333, 13781080), (344527, 8453320), (362660, 8030654), (422666, 6890540), (689054, 4226660), (725320, 4015327), (845332, 3445270), (1056665, 2756216), (1378108, 2113330), (1690664, 1722635)]