189752420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{66347}}^1$

素因数の和:66380

約数の個数: 48

約数和(自身を含む): 468151488

約数和(自身を除く): 278399068

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, 66347, 132694, 265388, 331735, 663470, 729817, 862511, 1326940, 1459634, 1725022, 2919268, 3450044, 3649085, 4312555, 7298170, 8625110, 9487621, 14596340, 17250220, 18975242, 37950484, 47438105, 94876210, 189752420]

約数ペア:

[(1, 189752420), (2, 94876210), (4, 47438105), (5, 37950484), (10, 18975242), (11, 17250220), (13, 14596340), (20, 9487621), (22, 8625110), (26, 7298170), (44, 4312555), (52, 3649085), (55, 3450044), (65, 2919268), (110, 1725022), (130, 1459634), (143, 1326940), (220, 862511), (260, 729817), (286, 663470), (572, 331735), (715, 265388), (1430, 132694), (2860, 66347)]