2018246440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{44221}}^1$

素因数の和:44402

約数の個数: 64

約数和(自身を含む): 5221733760

約数和(自身を除く): 3203487320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 163, 280, 326, 652, 815, 1141, 1304, 1630, 2282, 3260, 4564, 5705, 6520, 9128, 11410, 22820, 44221, 45640, 88442, 176884, 221105, 309547, 353768, 442210, 619094, 884420, 1238188, 1547735, 1768840, 2476376, 3095470, 6190940, 7208023, 12381880, 14416046, 28832092, 36040115, 50456161, 57664184, 72080230, 100912322, 144160460, 201824644, 252280805, 288320920, 403649288, 504561610, 1009123220, 2018246440]

約数ペア:

[(1, 2018246440), (2, 1009123220), (4, 504561610), (5, 403649288), (7, 288320920), (8, 252280805), (10, 201824644), (14, 144160460), (20, 100912322), (28, 72080230), (35, 57664184), (40, 50456161), (56, 36040115), (70, 28832092), (140, 14416046), (163, 12381880), (280, 7208023), (326, 6190940), (652, 3095470), (815, 2476376), (1141, 1768840), (1304, 1547735), (1630, 1238188), (2282, 884420), (3260, 619094), (4564, 442210), (5705, 353768), (6520, 309547), (9128, 221105), (11410, 176884), (22820, 88442), (44221, 45640)]