2420611780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{1609}}^1$

素因数の和:1781

約数の個数: 96

約数和(自身を含む): 5550249600

約数和(自身を除く): 3129637820

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 107, 148, 185, 190, 214, 370, 380, 428, 535, 703, 740, 1070, 1406, 1609, 2033, 2140, 2812, 3218, 3515, 3959, 4066, 6436, 7030, 7918, 8045, 8132, 10165, 14060, 15836, 16090, 19795, 20330, 30571, 32180, 39590, 40660, 59533, 61142, 75221, 79180, 119066, 122284, 150442, 152855, 172163, 238132, 297665, 300884, 305710, 344326, 376105, 595330, 611420, 688652, 752210, 860815, 1131127, 1190660, 1504420, 1721630, 2262254, 3271097, 3443260, 4524508, 5655635, 6370031, 6542194, 11311270, 12740062, 13084388, 16355485, 22622540, 25480124, 31850155, 32710970, 63700310, 65421940, 121030589, 127400620, 242061178, 484122356, 605152945, 1210305890, 2420611780]

約数ペア:

[(1, 2420611780), (2, 1210305890), (4, 605152945), (5, 484122356), (10, 242061178), (19, 127400620), (20, 121030589), (37, 65421940), (38, 63700310), (74, 32710970), (76, 31850155), (95, 25480124), (107, 22622540), (148, 16355485), (185, 13084388), (190, 12740062), (214, 11311270), (370, 6542194), (380, 6370031), (428, 5655635), (535, 4524508), (703, 3443260), (740, 3271097), (1070, 2262254), (1406, 1721630), (1609, 1504420), (2033, 1190660), (2140, 1131127), (2812, 860815), (3218, 752210), (3515, 688652), (3959, 611420), (4066, 595330), (6436, 376105), (7030, 344326), (7918, 305710), (8045, 300884), (8132, 297665), (10165, 238132), (14060, 172163), (15836, 152855), (16090, 150442), (19795, 122284), (20330, 119066), (30571, 79180), (32180, 75221), (39590, 61142), (40660, 59533)]