19281080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5297}}^1$

素因数の和:5328

約数の個数: 64

約数和(自身を含む): 53403840

約数和(自身を除く): 34122760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 5297, 10594, 21188, 26485, 37079, 42376, 52970, 68861, 74158, 105940, 137722, 148316, 185395, 211880, 275444, 296632, 344305, 370790, 482027, 550888, 688610, 741580, 964054, 1377220, 1483160, 1928108, 2410135, 2754440, 3856216, 4820270, 9640540, 19281080]

約数ペア:

[(1, 19281080), (2, 9640540), (4, 4820270), (5, 3856216), (7, 2754440), (8, 2410135), (10, 1928108), (13, 1483160), (14, 1377220), (20, 964054), (26, 741580), (28, 688610), (35, 550888), (40, 482027), (52, 370790), (56, 344305), (65, 296632), (70, 275444), (91, 211880), (104, 185395), (130, 148316), (140, 137722), (182, 105940), (260, 74158), (280, 68861), (364, 52970), (455, 42376), (520, 37079), (728, 26485), (910, 21188), (1820, 10594), (3640, 5297)]