319282780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{40829}}^1$

素因数の和:40878

約数の個数: 48

約数和(自身を含む): 740819520

約数和(自身を除く): 421536740

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 40829, 81658, 163316, 204145, 408290, 694093, 816580, 939067, 1388186, 1878134, 2776372, 3470465, 3756268, 4695335, 6940930, 9390670, 13881860, 15964139, 18781340, 31928278, 63856556, 79820695, 159641390, 319282780]

約数ペア:

[(1, 319282780), (2, 159641390), (4, 79820695), (5, 63856556), (10, 31928278), (17, 18781340), (20, 15964139), (23, 13881860), (34, 9390670), (46, 6940930), (68, 4695335), (85, 3756268), (92, 3470465), (115, 2776372), (170, 1878134), (230, 1388186), (340, 939067), (391, 816580), (460, 694093), (782, 408290), (1564, 204145), (1955, 163316), (3910, 81658), (7820, 40829)]