2912373020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{140423}}^1$

素因数の和:140510

約数の個数: 48

約数和(自身を含む): 6581953728

約数和(自身を除く): 3669580708

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 610, 1037, 1220, 2074, 4148, 5185, 10370, 20740, 140423, 280846, 561692, 702115, 1404230, 2387191, 2808460, 4774382, 8565803, 9548764, 11935955, 17131606, 23871910, 34263212, 42829015, 47743820, 85658030, 145618651, 171316060, 291237302, 582474604, 728093255, 1456186510, 2912373020]

約数ペア:

[(1, 2912373020), (2, 1456186510), (4, 728093255), (5, 582474604), (10, 291237302), (17, 171316060), (20, 145618651), (34, 85658030), (61, 47743820), (68, 42829015), (85, 34263212), (122, 23871910), (170, 17131606), (244, 11935955), (305, 9548764), (340, 8565803), (610, 4774382), (1037, 2808460), (1220, 2387191), (2074, 1404230), (4148, 702115), (5185, 561692), (10370, 280846), (20740, 140423)]