2019232820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{248063}}^1$

素因数の和:248120

約数の個数: 48

約数和(自身を含む): 4750921728

約数和(自身を除く): 2731688908

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 248063, 496126, 992252, 1240315, 2480630, 2728693, 4961260, 5457386, 9178331, 10914772, 13643465, 18356662, 27286930, 36713324, 45891655, 54573860, 91783310, 100961641, 183566620, 201923282, 403846564, 504808205, 1009616410, 2019232820]

約数ペア:

[(1, 2019232820), (2, 1009616410), (4, 504808205), (5, 403846564), (10, 201923282), (11, 183566620), (20, 100961641), (22, 91783310), (37, 54573860), (44, 45891655), (55, 36713324), (74, 27286930), (110, 18356662), (148, 13643465), (185, 10914772), (220, 9178331), (370, 5457386), (407, 4961260), (740, 2728693), (814, 2480630), (1628, 1240315), (2035, 992252), (4070, 496126), (8140, 248063)]