13424206420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{396931}}^1$

素因数の和:397048

約数の個数: 48

約数和(自身を含む): 30008059200

約数和(自身を除く): 16583852780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 178, 190, 356, 380, 445, 890, 1691, 1780, 3382, 6764, 8455, 16910, 33820, 396931, 793862, 1587724, 1984655, 3969310, 7541689, 7938620, 15083378, 30166756, 35326859, 37708445, 70653718, 75416890, 141307436, 150833780, 176634295, 353268590, 671210321, 706537180, 1342420642, 2684841284, 3356051605, 6712103210, 13424206420]

約数ペア:

[(1, 13424206420), (2, 6712103210), (4, 3356051605), (5, 2684841284), (10, 1342420642), (19, 706537180), (20, 671210321), (38, 353268590), (76, 176634295), (89, 150833780), (95, 141307436), (178, 75416890), (190, 70653718), (356, 37708445), (380, 35326859), (445, 30166756), (890, 15083378), (1691, 7938620), (1780, 7541689), (3382, 3969310), (6764, 1984655), (8455, 1587724), (16910, 793862), (33820, 396931)]