20291215380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{467}}^1\times {\mathrm{487}}^1\times {\mathrm{1487}}^1$

素因数の和:2453

約数の個数: 96

約数和(自身を含む): 57092345856

約数和(自身を除く): 36801130476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 467, 487, 934, 974, 1401, 1461, 1487, 1868, 1948, 2335, 2435, 2802, 2922, 2974, 4461, 4670, 4870, 5604, 5844, 5948, 7005, 7305, 7435, 8922, 9340, 9740, 14010, 14610, 14870, 17844, 22305, 28020, 29220, 29740, 44610, 89220, 227429, 454858, 682287, 694429, 724169, 909716, 1137145, 1364574, 1388858, 1448338, 2083287, 2172507, 2274290, 2729148, 2777716, 2896676, 3411435, 3472145, 3620845, 4166574, 4345014, 4548580, 6822870, 6944290, 7241690, 8333148, 8690028, 10416435, 10862535, 13645740, 13888580, 14483380, 20832870, 21725070, 41665740, 43450140, 338186923, 676373846, 1014560769, 1352747692, 1690934615, 2029121538, 3381869230, 4058243076, 5072803845, 6763738460, 10145607690, 20291215380]

約数ペア:

[(1, 20291215380), (2, 10145607690), (3, 6763738460), (4, 5072803845), (5, 4058243076), (6, 3381869230), (10, 2029121538), (12, 1690934615), (15, 1352747692), (20, 1014560769), (30, 676373846), (60, 338186923), (467, 43450140), (487, 41665740), (934, 21725070), (974, 20832870), (1401, 14483380), (1461, 13888580), (1487, 13645740), (1868, 10862535), (1948, 10416435), (2335, 8690028), (2435, 8333148), (2802, 7241690), (2922, 6944290), (2974, 6822870), (4461, 4548580), (4670, 4345014), (4870, 4166574), (5604, 3620845), (5844, 3472145), (5948, 3411435), (7005, 2896676), (7305, 2777716), (7435, 2729148), (8922, 2274290), (9340, 2172507), (9740, 2083287), (14010, 1448338), (14610, 1388858), (14870, 1364574), (17844, 1137145), (22305, 909716), (28020, 724169), (29220, 694429), (29740, 682287), (44610, 454858), (89220, 227429)]