28231497140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{37643}}^1$

素因数の和:38157

約数の個数: 96

約数和(自身を含む): 74068936704

約数和(自身を除く): 45837439564

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 487, 770, 974, 1540, 1948, 2435, 3409, 4870, 5357, 6818, 9740, 10714, 13636, 17045, 21428, 26785, 34090, 37499, 37643, 53570, 68180, 74998, 75286, 107140, 149996, 150572, 187495, 188215, 263501, 374990, 376430, 414073, 527002, 749980, 752860, 828146, 1054004, 1317505, 1656292, 2070365, 2635010, 2898511, 4140730, 5270020, 5797022, 8281460, 11594044, 14492555, 18332141, 28985110, 36664282, 57970220, 73328564, 91660705, 128324987, 183321410, 201653551, 256649974, 366642820, 403307102, 513299948, 641624935, 806614204, 1008267755, 1283249870, 1411574857, 2016535510, 2566499740, 2823149714, 4033071020, 5646299428, 7057874285, 14115748570, 28231497140]

約数ペア:

[(1, 28231497140), (2, 14115748570), (4, 7057874285), (5, 5646299428), (7, 4033071020), (10, 2823149714), (11, 2566499740), (14, 2016535510), (20, 1411574857), (22, 1283249870), (28, 1008267755), (35, 806614204), (44, 641624935), (55, 513299948), (70, 403307102), (77, 366642820), (110, 256649974), (140, 201653551), (154, 183321410), (220, 128324987), (308, 91660705), (385, 73328564), (487, 57970220), (770, 36664282), (974, 28985110), (1540, 18332141), (1948, 14492555), (2435, 11594044), (3409, 8281460), (4870, 5797022), (5357, 5270020), (6818, 4140730), (9740, 2898511), (10714, 2635010), (13636, 2070365), (17045, 1656292), (21428, 1317505), (26785, 1054004), (34090, 828146), (37499, 752860), (37643, 749980), (53570, 527002), (68180, 414073), (74998, 376430), (75286, 374990), (107140, 263501), (149996, 188215), (150572, 187495)]