28209061360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18558593}}^1$

素因数の和:18558625

約数の個数: 40

約数和(自身を含む): 69037969680

約数和(自身を除く): 40828908320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 18558593, 37117186, 74234372, 92792965, 148468744, 185585930, 296937488, 352613267, 371171860, 705226534, 742343720, 1410453068, 1484687440, 1763066335, 2820906136, 3526132670, 5641812272, 7052265340, 14104530680, 28209061360]

約数ペア:

[(1, 28209061360), (2, 14104530680), (4, 7052265340), (5, 5641812272), (8, 3526132670), (10, 2820906136), (16, 1763066335), (19, 1484687440), (20, 1410453068), (38, 742343720), (40, 705226534), (76, 371171860), (80, 352613267), (95, 296937488), (152, 185585930), (190, 148468744), (304, 92792965), (380, 74234372), (760, 37117186), (1520, 18558593)]