54421420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2389}}^1$

素因数の和:2482

約数の個数: 48

約数和(自身を含む): 122865120

約数和(自身を除く): 68443700

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 670, 1139, 1340, 2278, 2389, 4556, 4778, 5695, 9556, 11390, 11945, 22780, 23890, 40613, 47780, 81226, 160063, 162452, 203065, 320126, 406130, 640252, 800315, 812260, 1600630, 2721071, 3201260, 5442142, 10884284, 13605355, 27210710, 54421420]

約数ペア:

[(1, 54421420), (2, 27210710), (4, 13605355), (5, 10884284), (10, 5442142), (17, 3201260), (20, 2721071), (34, 1600630), (67, 812260), (68, 800315), (85, 640252), (134, 406130), (170, 320126), (268, 203065), (335, 162452), (340, 160063), (670, 81226), (1139, 47780), (1340, 40613), (2278, 23890), (2389, 22780), (4556, 11945), (4778, 11390), (5695, 9556)]