515284940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{547}}^1$

素因数の和:679

約数の個数: 96

約数和(自身を含む): 1189466880

約数和(自身を除く): 674181940

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 67, 74, 76, 95, 134, 148, 185, 190, 268, 335, 370, 380, 547, 670, 703, 740, 1094, 1273, 1340, 1406, 2188, 2479, 2546, 2735, 2812, 3515, 4958, 5092, 5470, 6365, 7030, 9916, 10393, 10940, 12395, 12730, 14060, 20239, 20786, 24790, 25460, 36649, 40478, 41572, 47101, 49580, 51965, 73298, 80956, 94202, 101195, 103930, 146596, 183245, 188404, 202390, 207860, 235505, 366490, 384541, 404780, 471010, 696331, 732980, 769082, 942020, 1356013, 1392662, 1538164, 1922705, 2712026, 2785324, 3481655, 3845410, 5424052, 6780065, 6963310, 7690820, 13560130, 13926620, 25764247, 27120260, 51528494, 103056988, 128821235, 257642470, 515284940]

約数ペア:

[(1, 515284940), (2, 257642470), (4, 128821235), (5, 103056988), (10, 51528494), (19, 27120260), (20, 25764247), (37, 13926620), (38, 13560130), (67, 7690820), (74, 6963310), (76, 6780065), (95, 5424052), (134, 3845410), (148, 3481655), (185, 2785324), (190, 2712026), (268, 1922705), (335, 1538164), (370, 1392662), (380, 1356013), (547, 942020), (670, 769082), (703, 732980), (740, 696331), (1094, 471010), (1273, 404780), (1340, 384541), (1406, 366490), (2188, 235505), (2479, 207860), (2546, 202390), (2735, 188404), (2812, 183245), (3515, 146596), (4958, 103930), (5092, 101195), (5470, 94202), (6365, 80956), (7030, 73298), (9916, 51965), (10393, 49580), (10940, 47101), (12395, 41572), (12730, 40478), (14060, 36649), (20239, 25460), (20786, 24790)]