19559873860

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1283}}^1\times {\mathrm{9649}}^1$

素因数の和:11020

約数の個数: 48

約数和(自身を含む): 41632416000

約数和(自身を除く): 22072542140

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1283, 1580, 2566, 5132, 6415, 9649, 12830, 19298, 25660, 38596, 48245, 96490, 101357, 192980, 202714, 405428, 506785, 762271, 1013570, 1524542, 2027140, 3049084, 3811355, 7622710, 12379667, 15245420, 24759334, 49518668, 61898335, 123796670, 247593340, 977993693, 1955987386, 3911974772, 4889968465, 9779936930, 19559873860]

約数ペア:

[(1, 19559873860), (2, 9779936930), (4, 4889968465), (5, 3911974772), (10, 1955987386), (20, 977993693), (79, 247593340), (158, 123796670), (316, 61898335), (395, 49518668), (790, 24759334), (1283, 15245420), (1580, 12379667), (2566, 7622710), (5132, 3811355), (6415, 3049084), (9649, 2027140), (12830, 1524542), (19298, 1013570), (25660, 762271), (38596, 506785), (48245, 405428), (96490, 202714), (101357, 192980)]