1300539280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{524411}}^1$

素因数の和:524455

約数の個数: 40

約数和(自身を含む): 3121300224

約数和(自身を除く): 1820760944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 524411, 1048822, 2097644, 2622055, 4195288, 5244110, 8390576, 10488220, 16256741, 20976440, 32513482, 41952880, 65026964, 81283705, 130053928, 162567410, 260107856, 325134820, 650269640, 1300539280]

約数ペア:

[(1, 1300539280), (2, 650269640), (4, 325134820), (5, 260107856), (8, 162567410), (10, 130053928), (16, 81283705), (20, 65026964), (31, 41952880), (40, 32513482), (62, 20976440), (80, 16256741), (124, 10488220), (155, 8390576), (248, 5244110), (310, 4195288), (496, 2622055), (620, 2097644), (1240, 1048822), (2480, 524411)]