2017130320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1\times {\mathrm{1289}}^1$

素因数の和:1964

約数の個数: 80

約数和(自身を含む): 4852546560

約数和(自身を除く): 2835416240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 631, 1240, 1262, 1289, 2480, 2524, 2578, 3155, 5048, 5156, 6310, 6445, 10096, 10312, 12620, 12890, 19561, 20624, 25240, 25780, 39122, 39959, 50480, 51560, 78244, 79918, 97805, 103120, 156488, 159836, 195610, 199795, 312976, 319672, 391220, 399590, 639344, 782440, 799180, 813359, 1564880, 1598360, 1626718, 3196720, 3253436, 4066795, 6506872, 8133590, 13013744, 16267180, 25214129, 32534360, 50428258, 65068720, 100856516, 126070645, 201713032, 252141290, 403426064, 504282580, 1008565160, 2017130320]

約数ペア:

[(1, 2017130320), (2, 1008565160), (4, 504282580), (5, 403426064), (8, 252141290), (10, 201713032), (16, 126070645), (20, 100856516), (31, 65068720), (40, 50428258), (62, 32534360), (80, 25214129), (124, 16267180), (155, 13013744), (248, 8133590), (310, 6506872), (496, 4066795), (620, 3253436), (631, 3196720), (1240, 1626718), (1262, 1598360), (1289, 1564880), (2480, 813359), (2524, 799180), (2578, 782440), (3155, 639344), (5048, 399590), (5156, 391220), (6310, 319672), (6445, 312976), (10096, 199795), (10312, 195610), (12620, 159836), (12890, 156488), (19561, 103120), (20624, 97805), (25240, 79918), (25780, 78244), (39122, 51560), (39959, 50480)]