2238991690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{6673}}^1$

素因数の和:6811

約数の個数: 64

約数和(自身を含む): 4540989600

約数和(自身を除く): 2301997910

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 89, 130, 145, 178, 290, 377, 445, 754, 890, 1157, 1885, 2314, 2581, 3770, 5162, 5785, 6673, 11570, 12905, 13346, 25810, 33365, 33553, 66730, 67106, 86749, 167765, 173498, 193517, 335530, 387034, 433745, 593897, 867490, 967585, 1187794, 1935170, 2515721, 2969485, 5031442, 5938970, 7720661, 12578605, 15441322, 17223013, 25157210, 34446026, 38603305, 77206610, 86115065, 172230130, 223899169, 447798338, 1119495845, 2238991690]

約数ペア:

[(1, 2238991690), (2, 1119495845), (5, 447798338), (10, 223899169), (13, 172230130), (26, 86115065), (29, 77206610), (58, 38603305), (65, 34446026), (89, 25157210), (130, 17223013), (145, 15441322), (178, 12578605), (290, 7720661), (377, 5938970), (445, 5031442), (754, 2969485), (890, 2515721), (1157, 1935170), (1885, 1187794), (2314, 967585), (2581, 867490), (3770, 593897), (5162, 433745), (5785, 387034), (6673, 335530), (11570, 193517), (12905, 173498), (13346, 167765), (25810, 86749), (33365, 67106), (33553, 66730)]