1779963440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{601339}}^1$

素因数の和:601389

約数の個数: 40

約数和(自身を含む): 4250271120

約数和(自身を除く): 2470307680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 601339, 1202678, 2405356, 3006695, 4810712, 6013390, 9621424, 12026780, 22249543, 24053560, 44499086, 48107120, 88998172, 111247715, 177996344, 222495430, 355992688, 444990860, 889981720, 1779963440]

約数ペア:

[(1, 1779963440), (2, 889981720), (4, 444990860), (5, 355992688), (8, 222495430), (10, 177996344), (16, 111247715), (20, 88998172), (37, 48107120), (40, 44499086), (74, 24053560), (80, 22249543), (148, 12026780), (185, 9621424), (296, 6013390), (370, 4810712), (592, 3006695), (740, 2405356), (1480, 1202678), (2960, 601339)]