43902820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:485

約数の個数: 72

約数和(自身を含む): 103299840

約数和(自身を除く): 59397020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 169, 260, 310, 338, 403, 419, 620, 676, 806, 838, 845, 1612, 1676, 1690, 2015, 2095, 3380, 4030, 4190, 5239, 5447, 8060, 8380, 10478, 10894, 12989, 20956, 21788, 25978, 26195, 27235, 51956, 52390, 54470, 64945, 70811, 104780, 108940, 129890, 141622, 168857, 259780, 283244, 337714, 354055, 675428, 708110, 844285, 1416220, 1688570, 2195141, 3377140, 4390282, 8780564, 10975705, 21951410, 43902820]

約数ペア:

[(1, 43902820), (2, 21951410), (4, 10975705), (5, 8780564), (10, 4390282), (13, 3377140), (20, 2195141), (26, 1688570), (31, 1416220), (52, 844285), (62, 708110), (65, 675428), (124, 354055), (130, 337714), (155, 283244), (169, 259780), (260, 168857), (310, 141622), (338, 129890), (403, 108940), (419, 104780), (620, 70811), (676, 64945), (806, 54470), (838, 52390), (845, 51956), (1612, 27235), (1676, 26195), (1690, 25978), (2015, 21788), (2095, 20956), (3380, 12989), (4030, 10894), (4190, 10478), (5239, 8380), (5447, 8060)]