2016268280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{90173}}^1$

素因数の和:90240

約数の個数: 64

約数和(自身を含む): 4999246560

約数和(自身を除く): 2982978280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 860, 1118, 1720, 2236, 2795, 4472, 5590, 11180, 22360, 90173, 180346, 360692, 450865, 721384, 901730, 1172249, 1803460, 2344498, 3606920, 3877439, 4688996, 5861245, 7754878, 9377992, 11722490, 15509756, 19387195, 23444980, 31019512, 38774390, 46889960, 50406707, 77548780, 100813414, 155097560, 201626828, 252033535, 403253656, 504067070, 1008134140, 2016268280]

約数ペア:

[(1, 2016268280), (2, 1008134140), (4, 504067070), (5, 403253656), (8, 252033535), (10, 201626828), (13, 155097560), (20, 100813414), (26, 77548780), (40, 50406707), (43, 46889960), (52, 38774390), (65, 31019512), (86, 23444980), (104, 19387195), (130, 15509756), (172, 11722490), (215, 9377992), (260, 7754878), (344, 5861245), (430, 4688996), (520, 3877439), (559, 3606920), (860, 2344498), (1118, 1803460), (1720, 1172249), (2236, 901730), (2795, 721384), (4472, 450865), (5590, 360692), (11180, 180346), (22360, 90173)]