38834820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2731}}^1$

素因数の和:2825

約数の個数: 72

約数和(自身を含む): 119333760

約数和(自身を除く): 80498940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2731, 2844, 3555, 4740, 5462, 7110, 8193, 10924, 13655, 14220, 16386, 24579, 27310, 32772, 40965, 49158, 54620, 81930, 98316, 122895, 163860, 215749, 245790, 431498, 491580, 647247, 862996, 1078745, 1294494, 1941741, 2157490, 2588988, 3236235, 3883482, 4314980, 6472470, 7766964, 9708705, 12944940, 19417410, 38834820]

約数ペア:

[(1, 38834820), (2, 19417410), (3, 12944940), (4, 9708705), (5, 7766964), (6, 6472470), (9, 4314980), (10, 3883482), (12, 3236235), (15, 2588988), (18, 2157490), (20, 1941741), (30, 1294494), (36, 1078745), (45, 862996), (60, 647247), (79, 491580), (90, 431498), (158, 245790), (180, 215749), (237, 163860), (316, 122895), (395, 98316), (474, 81930), (711, 54620), (790, 49158), (948, 40965), (1185, 32772), (1422, 27310), (1580, 24579), (2370, 16386), (2731, 14220), (2844, 13655), (3555, 10924), (4740, 8193), (5462, 7110)]