1400680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 3360420

約数和(自身を除く): 1959740

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 97, 152, 190, 194, 361, 380, 388, 485, 722, 760, 776, 970, 1444, 1805, 1843, 1940, 2888, 3610, 3686, 3880, 7220, 7372, 9215, 14440, 14744, 18430, 35017, 36860, 70034, 73720, 140068, 175085, 280136, 350170, 700340, 1400680]

約数ペア:

[(1, 1400680), (2, 700340), (4, 350170), (5, 280136), (8, 175085), (10, 140068), (19, 73720), (20, 70034), (38, 36860), (40, 35017), (76, 18430), (95, 14744), (97, 14440), (152, 9215), (190, 7372), (194, 7220), (361, 3880), (380, 3686), (388, 3610), (485, 2888), (722, 1940), (760, 1843), (776, 1805), (970, 1444)]