1944291280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{13187}}^1$

素因数の和:13316

約数の個数: 80

約数和(自身を含む): 4807817280

約数和(自身を除く): 2863526000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 97, 152, 190, 194, 304, 380, 388, 485, 760, 776, 970, 1520, 1552, 1843, 1940, 3686, 3880, 7372, 7760, 9215, 13187, 14744, 18430, 26374, 29488, 36860, 52748, 65935, 73720, 105496, 131870, 147440, 210992, 250553, 263740, 501106, 527480, 1002212, 1054960, 1252765, 1279139, 2004424, 2505530, 2558278, 4008848, 5011060, 5116556, 6395695, 10022120, 10233112, 12791390, 20044240, 20466224, 24303641, 25582780, 48607282, 51165560, 97214564, 102331120, 121518205, 194429128, 243036410, 388858256, 486072820, 972145640, 1944291280]

約数ペア:

[(1, 1944291280), (2, 972145640), (4, 486072820), (5, 388858256), (8, 243036410), (10, 194429128), (16, 121518205), (19, 102331120), (20, 97214564), (38, 51165560), (40, 48607282), (76, 25582780), (80, 24303641), (95, 20466224), (97, 20044240), (152, 12791390), (190, 10233112), (194, 10022120), (304, 6395695), (380, 5116556), (388, 5011060), (485, 4008848), (760, 2558278), (776, 2505530), (970, 2004424), (1520, 1279139), (1552, 1252765), (1843, 1054960), (1940, 1002212), (3686, 527480), (3880, 501106), (7372, 263740), (7760, 250553), (9215, 210992), (13187, 147440), (14744, 131870), (18430, 105496), (26374, 73720), (29488, 65935), (36860, 52748)]