18894080260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2770393}}^1$

素因数の和:2770444

約数の個数: 48

約数和(自身を含む): 44680914432

約数和(自身を除く): 25786834172

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 2770393, 5540786, 11081572, 13851965, 27703930, 30474323, 55407860, 60948646, 85882183, 121897292, 152371615, 171764366, 304743230, 343528732, 429410915, 609486460, 858821830, 944704013, 1717643660, 1889408026, 3778816052, 4723520065, 9447040130, 18894080260]

約数ペア:

[(1, 18894080260), (2, 9447040130), (4, 4723520065), (5, 3778816052), (10, 1889408026), (11, 1717643660), (20, 944704013), (22, 858821830), (31, 609486460), (44, 429410915), (55, 343528732), (62, 304743230), (110, 171764366), (124, 152371615), (155, 121897292), (220, 85882183), (310, 60948646), (341, 55407860), (620, 30474323), (682, 27703930), (1364, 13851965), (1705, 11081572), (3410, 5540786), (6820, 2770393)]