51798940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{503}}^1$

素因数の和:802

約数の個数: 48

約数和(自身を含む): 115153920

約数和(自身を除く): 63354980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 271, 380, 503, 542, 1006, 1084, 1355, 2012, 2515, 2710, 5030, 5149, 5420, 9557, 10060, 10298, 19114, 20596, 25745, 38228, 47785, 51490, 95570, 102980, 136313, 191140, 272626, 545252, 681565, 1363130, 2589947, 2726260, 5179894, 10359788, 12949735, 25899470, 51798940]

約数ペア:

[(1, 51798940), (2, 25899470), (4, 12949735), (5, 10359788), (10, 5179894), (19, 2726260), (20, 2589947), (38, 1363130), (76, 681565), (95, 545252), (190, 272626), (271, 191140), (380, 136313), (503, 102980), (542, 95570), (1006, 51490), (1084, 47785), (1355, 38228), (2012, 25745), (2515, 20596), (2710, 19114), (5030, 10298), (5149, 10060), (5420, 9557)]