207924860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{72701}}^1$

素因数の和:72734

約数の個数: 48

約数和(自身を含む): 512985312

約数和(自身を除く): 305060452

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, 72701, 145402, 290804, 363505, 727010, 799711, 945113, 1454020, 1599422, 1890226, 3198844, 3780452, 3998555, 4725565, 7997110, 9451130, 10396243, 15994220, 18902260, 20792486, 41584972, 51981215, 103962430, 207924860]

約数ペア:

[(1, 207924860), (2, 103962430), (4, 51981215), (5, 41584972), (10, 20792486), (11, 18902260), (13, 15994220), (20, 10396243), (22, 9451130), (26, 7997110), (44, 4725565), (52, 3998555), (55, 3780452), (65, 3198844), (110, 1890226), (130, 1599422), (143, 1454020), (220, 945113), (260, 799711), (286, 727010), (572, 363505), (715, 290804), (1430, 145402), (2860, 72701)]