191867260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{5309}}^1$

素因数の和:5470

約数の個数: 48

約数和(自身を含む): 437119200

約数和(自身を除く): 245251940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 556, 695, 1390, 1807, 2780, 3614, 5309, 7228, 9035, 10618, 18070, 21236, 26545, 36140, 53090, 69017, 106180, 138034, 276068, 345085, 690170, 737951, 1380340, 1475902, 2951804, 3689755, 7379510, 9593363, 14759020, 19186726, 38373452, 47966815, 95933630, 191867260]

約数ペア:

[(1, 191867260), (2, 95933630), (4, 47966815), (5, 38373452), (10, 19186726), (13, 14759020), (20, 9593363), (26, 7379510), (52, 3689755), (65, 2951804), (130, 1475902), (139, 1380340), (260, 737951), (278, 690170), (556, 345085), (695, 276068), (1390, 138034), (1807, 106180), (2780, 69017), (3614, 53090), (5309, 36140), (7228, 26545), (9035, 21236), (10618, 18070)]