7760980940

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{21841}}^1$

素因数の和:22122

約数の個数: 48

約数和(自身を含む): 16549246560

約数和(自身を除く): 8788265620

約数列:

[1, 2, 4, 5, 10, 20, 109, 163, 218, 326, 436, 545, 652, 815, 1090, 1630, 2180, 3260, 17767, 21841, 35534, 43682, 71068, 87364, 88835, 109205, 177670, 218410, 355340, 436820, 2380669, 3560083, 4761338, 7120166, 9522676, 11903345, 14240332, 17800415, 23806690, 35600830, 47613380, 71201660, 388049047, 776098094, 1552196188, 1940245235, 3880490470, 7760980940]

約数ペア:

[(1, 7760980940), (2, 3880490470), (4, 1940245235), (5, 1552196188), (10, 776098094), (20, 388049047), (109, 71201660), (163, 47613380), (218, 35600830), (326, 23806690), (436, 17800415), (545, 14240332), (652, 11903345), (815, 9522676), (1090, 7120166), (1630, 4761338), (2180, 3560083), (3260, 2380669), (17767, 436820), (21841, 355340), (35534, 218410), (43682, 177670), (71068, 109205), (87364, 88835)]