1859780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 4402944

約数和(自身を除く): 2543164

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 311, 460, 598, 622, 1196, 1244, 1495, 1555, 2990, 3110, 4043, 5980, 6220, 7153, 8086, 14306, 16172, 20215, 28612, 35765, 40430, 71530, 80860, 92989, 143060, 185978, 371956, 464945, 929890, 1859780]

約数ペア:

[(1, 1859780), (2, 929890), (4, 464945), (5, 371956), (10, 185978), (13, 143060), (20, 92989), (23, 80860), (26, 71530), (46, 40430), (52, 35765), (65, 28612), (92, 20215), (115, 16172), (130, 14306), (230, 8086), (260, 7153), (299, 6220), (311, 5980), (460, 4043), (598, 3110), (622, 2990), (1196, 1555), (1244, 1495)]