2021928640

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1\times {\mathrm{439}}^1$

素因数の和:882

約数の個数: 112

約数和(自身を含む): 4968849600

約数和(自身を除く): 2946920960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 148, 160, 185, 296, 320, 370, 389, 439, 592, 740, 778, 878, 1184, 1480, 1556, 1756, 1945, 2195, 2368, 2960, 3112, 3512, 3890, 4390, 5920, 6224, 7024, 7780, 8780, 11840, 12448, 14048, 14393, 15560, 16243, 17560, 24896, 28096, 28786, 31120, 32486, 35120, 57572, 62240, 64972, 70240, 71965, 81215, 115144, 124480, 129944, 140480, 143930, 162430, 170771, 230288, 259888, 287860, 324860, 341542, 460576, 519776, 575720, 649720, 683084, 853855, 921152, 1039552, 1151440, 1299440, 1366168, 1707710, 2302880, 2598880, 2732336, 3415420, 4605760, 5197760, 5464672, 6318527, 6830840, 10929344, 12637054, 13661680, 25274108, 27323360, 31592635, 50548216, 54646720, 63185270, 101096432, 126370540, 202192864, 252741080, 404385728, 505482160, 1010964320, 2021928640]

約数ペア:

[(1, 2021928640), (2, 1010964320), (4, 505482160), (5, 404385728), (8, 252741080), (10, 202192864), (16, 126370540), (20, 101096432), (32, 63185270), (37, 54646720), (40, 50548216), (64, 31592635), (74, 27323360), (80, 25274108), (148, 13661680), (160, 12637054), (185, 10929344), (296, 6830840), (320, 6318527), (370, 5464672), (389, 5197760), (439, 4605760), (592, 3415420), (740, 2732336), (778, 2598880), (878, 2302880), (1184, 1707710), (1480, 1366168), (1556, 1299440), (1756, 1151440), (1945, 1039552), (2195, 921152), (2368, 853855), (2960, 683084), (3112, 649720), (3512, 575720), (3890, 519776), (4390, 460576), (5920, 341542), (6224, 324860), (7024, 287860), (7780, 259888), (8780, 230288), (11840, 170771), (12448, 162430), (14048, 143930), (14393, 140480), (15560, 129944), (16243, 124480), (17560, 115144), (24896, 81215), (28096, 71965), (28786, 70240), (31120, 64972), (32486, 62240), (35120, 57572)]