11219780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3923}}^1$

素因数の和:3956

約数の個数: 48

約数和(自身を含む): 27687744

約数和(自身を除く): 16467964

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 3923, 7846, 15692, 19615, 39230, 43153, 50999, 78460, 86306, 101998, 172612, 203996, 215765, 254995, 431530, 509990, 560989, 863060, 1019980, 1121978, 2243956, 2804945, 5609890, 11219780]

約数ペア:

[(1, 11219780), (2, 5609890), (4, 2804945), (5, 2243956), (10, 1121978), (11, 1019980), (13, 863060), (20, 560989), (22, 509990), (26, 431530), (44, 254995), (52, 215765), (55, 203996), (65, 172612), (110, 101998), (130, 86306), (143, 78460), (220, 50999), (260, 43153), (286, 39230), (572, 19615), (715, 15692), (1430, 7846), (2860, 3923)]