719092660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{251431}}^1$

素因数の和:251464

約数の個数: 48

約数和(自身を含む): 1774104192

約数和(自身を除く): 1055011532

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, 251431, 502862, 1005724, 1257155, 2514310, 2765741, 3268603, 5028620, 5531482, 6537206, 11062964, 13074412, 13828705, 16343015, 27657410, 32686030, 35954633, 55314820, 65372060, 71909266, 143818532, 179773165, 359546330, 719092660]

約数ペア:

[(1, 719092660), (2, 359546330), (4, 179773165), (5, 143818532), (10, 71909266), (11, 65372060), (13, 55314820), (20, 35954633), (22, 32686030), (26, 27657410), (44, 16343015), (52, 13828705), (55, 13074412), (65, 11062964), (110, 6537206), (130, 5531482), (143, 5028620), (220, 3268603), (260, 2765741), (286, 2514310), (572, 1257155), (715, 1005724), (1430, 502862), (2860, 251431)]