1648084880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1584697}}^1$

素因数の和:1584723

約数の個数: 40

約数和(自身を含む): 4126553592

約数和(自身を除く): 2478468712

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1584697, 3169394, 6338788, 7923485, 12677576, 15846970, 20601061, 25355152, 31693940, 41202122, 63387880, 82404244, 103005305, 126775760, 164808488, 206010610, 329616976, 412021220, 824042440, 1648084880]

約数ペア:

[(1, 1648084880), (2, 824042440), (4, 412021220), (5, 329616976), (8, 206010610), (10, 164808488), (13, 126775760), (16, 103005305), (20, 82404244), (26, 63387880), (40, 41202122), (52, 31693940), (65, 25355152), (80, 20601061), (104, 15846970), (130, 12677576), (208, 7923485), (260, 6338788), (520, 3169394), (1040, 1584697)]