2542509960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1993}}^1\times {\mathrm{10631}}^1$

素因数の和:12638

約数の個数: 64

約数和(自身を含む): 7632074880

約数和(自身を除く): 5089564920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1993, 3986, 5979, 7972, 9965, 10631, 11958, 15944, 19930, 21262, 23916, 29895, 31893, 39860, 42524, 47832, 53155, 59790, 63786, 79720, 85048, 106310, 119580, 127572, 159465, 212620, 239160, 255144, 318930, 425240, 637860, 1275720, 21187583, 42375166, 63562749, 84750332, 105937915, 127125498, 169500664, 211875830, 254250996, 317813745, 423751660, 508501992, 635627490, 847503320, 1271254980, 2542509960]

約数ペア:

[(1, 2542509960), (2, 1271254980), (3, 847503320), (4, 635627490), (5, 508501992), (6, 423751660), (8, 317813745), (10, 254250996), (12, 211875830), (15, 169500664), (20, 127125498), (24, 105937915), (30, 84750332), (40, 63562749), (60, 42375166), (120, 21187583), (1993, 1275720), (3986, 637860), (5979, 425240), (7972, 318930), (9965, 255144), (10631, 239160), (11958, 212620), (15944, 159465), (19930, 127572), (21262, 119580), (23916, 106310), (29895, 85048), (31893, 79720), (39860, 63786), (42524, 59790), (47832, 53155)]