509823580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1399}}^1$

素因数の和:1571

約数の個数: 96

約数和(自身を含む): 1298304000

約数和(自身を除く): 788480420

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 137, 140, 190, 266, 274, 380, 532, 548, 665, 685, 959, 1330, 1370, 1399, 1918, 2603, 2660, 2740, 2798, 3836, 4795, 5206, 5596, 6995, 9590, 9793, 10412, 13015, 13990, 18221, 19180, 19586, 26030, 26581, 27980, 36442, 39172, 48965, 52060, 53162, 72884, 91105, 97930, 106324, 132905, 182210, 186067, 191663, 195860, 265810, 364420, 372134, 383326, 531620, 744268, 766652, 930335, 958315, 1341641, 1860670, 1916630, 2683282, 3641597, 3721340, 3833260, 5366564, 6708205, 7283194, 13416410, 14566388, 18207985, 25491179, 26832820, 36415970, 50982358, 72831940, 101964716, 127455895, 254911790, 509823580]

約数ペア:

[(1, 509823580), (2, 254911790), (4, 127455895), (5, 101964716), (7, 72831940), (10, 50982358), (14, 36415970), (19, 26832820), (20, 25491179), (28, 18207985), (35, 14566388), (38, 13416410), (70, 7283194), (76, 6708205), (95, 5366564), (133, 3833260), (137, 3721340), (140, 3641597), (190, 2683282), (266, 1916630), (274, 1860670), (380, 1341641), (532, 958315), (548, 930335), (665, 766652), (685, 744268), (959, 531620), (1330, 383326), (1370, 372134), (1399, 364420), (1918, 265810), (2603, 195860), (2660, 191663), (2740, 186067), (2798, 182210), (3836, 132905), (4795, 106324), (5206, 97930), (5596, 91105), (6995, 72884), (9590, 53162), (9793, 52060), (10412, 48965), (13015, 39172), (13990, 36442), (18221, 27980), (19180, 26581), (19586, 26030)]