17639930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{739}}^1$

素因数の和:795

約数の個数: 64

約数和(自身を含む): 40919040

約数和(自身を除く): 23279110

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 31, 35, 55, 62, 70, 77, 110, 154, 155, 217, 310, 341, 385, 434, 682, 739, 770, 1085, 1478, 1705, 2170, 2387, 3410, 3695, 4774, 5173, 7390, 8129, 10346, 11935, 16258, 22909, 23870, 25865, 40645, 45818, 51730, 56903, 81290, 113806, 114545, 160363, 229090, 251999, 284515, 320726, 503998, 569030, 801815, 1259995, 1603630, 1763993, 2519990, 3527986, 8819965, 17639930]

約数ペア:

[(1, 17639930), (2, 8819965), (5, 3527986), (7, 2519990), (10, 1763993), (11, 1603630), (14, 1259995), (22, 801815), (31, 569030), (35, 503998), (55, 320726), (62, 284515), (70, 251999), (77, 229090), (110, 160363), (154, 114545), (155, 113806), (217, 81290), (310, 56903), (341, 51730), (385, 45818), (434, 40645), (682, 25865), (739, 23870), (770, 22909), (1085, 16258), (1478, 11935), (1705, 10346), (2170, 8129), (2387, 7390), (3410, 5173), (3695, 4774)]