244397320

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{62989}}^1$

素因数の和:63097

約数の個数: 32

約数和(自身を含む): 555571800

約数和(自身を除く): 311174480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 62989, 125978, 251956, 314945, 503912, 629890, 1259780, 2519560, 6109933, 12219866, 24439732, 30549665, 48879464, 61099330, 122198660, 244397320]

約数ペア:

[(1, 244397320), (2, 122198660), (4, 61099330), (5, 48879464), (8, 30549665), (10, 24439732), (20, 12219866), (40, 6109933), (97, 2519560), (194, 1259780), (388, 629890), (485, 503912), (776, 314945), (970, 251956), (1940, 125978), (3880, 62989)]