20218152430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3019}}^1\times {\mathrm{3299}}^1$

素因数の和:6361

約数の個数: 64

約数和(自身を含む): 43053120000

約数和(自身を除く): 22834967570

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 3019, 3299, 6038, 6598, 15095, 16495, 21133, 23093, 30190, 32990, 42266, 46186, 87551, 95671, 105665, 115465, 175102, 191342, 211330, 230930, 437755, 478355, 612857, 669697, 875510, 956710, 1225714, 1339394, 3064285, 3348485, 6128570, 6696970, 9959681, 19919362, 49798405, 69717767, 99596810, 139435534, 288830749, 348588835, 577661498, 697177670, 1444153745, 2021815243, 2888307490, 4043630486, 10109076215, 20218152430]

約数ペア:

[(1, 20218152430), (2, 10109076215), (5, 4043630486), (7, 2888307490), (10, 2021815243), (14, 1444153745), (29, 697177670), (35, 577661498), (58, 348588835), (70, 288830749), (145, 139435534), (203, 99596810), (290, 69717767), (406, 49798405), (1015, 19919362), (2030, 9959681), (3019, 6696970), (3299, 6128570), (6038, 3348485), (6598, 3064285), (15095, 1339394), (16495, 1225714), (21133, 956710), (23093, 875510), (30190, 669697), (32990, 612857), (42266, 478355), (46186, 437755), (87551, 230930), (95671, 211330), (105665, 191342), (115465, 175102)]