7135960940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1\times {\mathrm{14897}}^1$

素因数の和:15506

約数の個数: 48

約数和(自身を含む): 15362579232

約数和(自身を除く): 8226618292

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 557, 860, 1114, 2228, 2785, 5570, 11140, 14897, 23951, 29794, 47902, 59588, 74485, 95804, 119755, 148970, 239510, 297940, 479020, 640571, 1281142, 2562284, 3202855, 6405710, 8297629, 12811420, 16595258, 33190516, 41488145, 82976290, 165952580, 356798047, 713596094, 1427192188, 1783990235, 3567980470, 7135960940]

約数ペア:

[(1, 7135960940), (2, 3567980470), (4, 1783990235), (5, 1427192188), (10, 713596094), (20, 356798047), (43, 165952580), (86, 82976290), (172, 41488145), (215, 33190516), (430, 16595258), (557, 12811420), (860, 8297629), (1114, 6405710), (2228, 3202855), (2785, 2562284), (5570, 1281142), (11140, 640571), (14897, 479020), (23951, 297940), (29794, 239510), (47902, 148970), (59588, 119755), (74485, 95804)]