1883440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1811}}^1$

素因数の和:1837

約数の個数: 40

約数和(自身を含む): 4718448

約数和(自身を除く): 2835008

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1811, 3622, 7244, 9055, 14488, 18110, 23543, 28976, 36220, 47086, 72440, 94172, 117715, 144880, 188344, 235430, 376688, 470860, 941720, 1883440]

約数ペア:

[(1, 1883440), (2, 941720), (4, 470860), (5, 376688), (8, 235430), (10, 188344), (13, 144880), (16, 117715), (20, 94172), (26, 72440), (40, 47086), (52, 36220), (65, 28976), (80, 23543), (104, 18110), (130, 14488), (208, 9055), (260, 7244), (520, 3622), (1040, 1811)]