490435840084

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{2593}}^1\times {\mathrm{7951}}^1$

素因数の和:10880

約数の個数: 48

約数和(自身を含む): 906784372480

約数和(自身を除く): 416348532396

約数列:

[1, 2, 4, 19, 38, 76, 313, 626, 1252, 2593, 5186, 5947, 7951, 10372, 11894, 15902, 23788, 31804, 49267, 98534, 151069, 197068, 302138, 604276, 811609, 1623218, 2488663, 3246436, 4977326, 9954652, 15420571, 20616943, 30841142, 41233886, 47284597, 61682284, 82467772, 94569194, 189138388, 391721917, 783443834, 1566887668, 6453103159, 12906206318, 25812412636, 122608960021, 245217920042, 490435840084]

約数ペア:

[(1, 490435840084), (2, 245217920042), (4, 122608960021), (19, 25812412636), (38, 12906206318), (76, 6453103159), (313, 1566887668), (626, 783443834), (1252, 391721917), (2593, 189138388), (5186, 94569194), (5947, 82467772), (7951, 61682284), (10372, 47284597), (11894, 41233886), (15902, 30841142), (23788, 20616943), (31804, 15420571), (49267, 9954652), (98534, 4977326), (151069, 3246436), (197068, 2488663), (302138, 1623218), (604276, 811609)]