55863640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1523}}^1$

素因数の和:1672

約数の個数: 64

約数和(自身を含む): 144840960

約数和(自身を除く): 88977320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 131, 140, 262, 280, 524, 655, 917, 1048, 1310, 1523, 1834, 2620, 3046, 3668, 4585, 5240, 6092, 7336, 7615, 9170, 10661, 12184, 15230, 18340, 21322, 30460, 36680, 42644, 53305, 60920, 85288, 106610, 199513, 213220, 399026, 426440, 798052, 997565, 1396591, 1596104, 1995130, 2793182, 3990260, 5586364, 6982955, 7980520, 11172728, 13965910, 27931820, 55863640]

約数ペア:

[(1, 55863640), (2, 27931820), (4, 13965910), (5, 11172728), (7, 7980520), (8, 6982955), (10, 5586364), (14, 3990260), (20, 2793182), (28, 1995130), (35, 1596104), (40, 1396591), (56, 997565), (70, 798052), (131, 426440), (140, 399026), (262, 213220), (280, 199513), (524, 106610), (655, 85288), (917, 60920), (1048, 53305), (1310, 42644), (1523, 36680), (1834, 30460), (2620, 21322), (3046, 18340), (3668, 15230), (4585, 12184), (5240, 10661), (6092, 9170), (7336, 7615)]