1113400340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{138139}}^1$

素因数の和:138192

約数の個数: 48

約数和(自身を含む): 2599242240

約数和(自身を除く): 1485841900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 138139, 276278, 552556, 690695, 1381390, 1795807, 2762780, 3591614, 4282309, 7183228, 8564618, 8979035, 17129236, 17958070, 21411545, 35916140, 42823090, 55670017, 85646180, 111340034, 222680068, 278350085, 556700170, 1113400340]

約数ペア:

[(1, 1113400340), (2, 556700170), (4, 278350085), (5, 222680068), (10, 111340034), (13, 85646180), (20, 55670017), (26, 42823090), (31, 35916140), (52, 21411545), (62, 17958070), (65, 17129236), (124, 8979035), (130, 8564618), (155, 7183228), (260, 4282309), (310, 3591614), (403, 2762780), (620, 1795807), (806, 1381390), (1612, 690695), (2015, 552556), (4030, 276278), (8060, 138139)]