3072940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 7112448

約数和(自身を除く): 4039508

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 223, 260, 265, 446, 530, 689, 892, 1060, 1115, 1378, 2230, 2756, 2899, 3445, 4460, 5798, 6890, 11596, 11819, 13780, 14495, 23638, 28990, 47276, 57980, 59095, 118190, 153647, 236380, 307294, 614588, 768235, 1536470, 3072940]

約数ペア:

[(1, 3072940), (2, 1536470), (4, 768235), (5, 614588), (10, 307294), (13, 236380), (20, 153647), (26, 118190), (52, 59095), (53, 57980), (65, 47276), (106, 28990), (130, 23638), (212, 14495), (223, 13780), (260, 11819), (265, 11596), (446, 6890), (530, 5798), (689, 4460), (892, 3445), (1060, 2899), (1115, 2756), (1378, 2230)]