2470298840

素因数分解:

$2^3\times 5^1\times {\mathrm{2741}}^1\times {\mathrm{22531}}^1$

素因数の和:25283

約数の個数: 32

約数和(自身を含む): 5560446960

約数和(自身を除く): 3090148120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2741, 5482, 10964, 13705, 21928, 22531, 27410, 45062, 54820, 90124, 109640, 112655, 180248, 225310, 450620, 901240, 61757471, 123514942, 247029884, 308787355, 494059768, 617574710, 1235149420, 2470298840]

約数ペア:

[(1, 2470298840), (2, 1235149420), (4, 617574710), (5, 494059768), (8, 308787355), (10, 247029884), (20, 123514942), (40, 61757471), (2741, 901240), (5482, 450620), (10964, 225310), (13705, 180248), (21928, 112655), (22531, 109640), (27410, 90124), (45062, 54820)]