220198660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{13711}}^1$

素因数の和:13804

約数の個数: 48

約数和(自身を含む): 511402752

約数和(自身を除く): 291204092

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 1460, 1606, 3212, 4015, 8030, 13711, 16060, 27422, 54844, 68555, 137110, 150821, 274220, 301642, 603284, 754105, 1000903, 1508210, 2001806, 3016420, 4003612, 5004515, 10009030, 11009933, 20018060, 22019866, 44039732, 55049665, 110099330, 220198660]

約数ペア:

[(1, 220198660), (2, 110099330), (4, 55049665), (5, 44039732), (10, 22019866), (11, 20018060), (20, 11009933), (22, 10009030), (44, 5004515), (55, 4003612), (73, 3016420), (110, 2001806), (146, 1508210), (220, 1000903), (292, 754105), (365, 603284), (730, 301642), (803, 274220), (1460, 150821), (1606, 137110), (3212, 68555), (4015, 54844), (8030, 27422), (13711, 16060)]