2010222550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{349}}^1\times {\mathrm{2351}}^1$

素因数の和:2726

約数の個数: 72

約数和(自身を含む): 4363783200

約数和(自身を除く): 2353560650

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 349, 350, 490, 698, 1225, 1745, 2351, 2443, 2450, 3490, 4702, 4886, 8725, 11755, 12215, 16457, 17101, 17450, 23510, 24430, 32914, 34202, 58775, 61075, 82285, 85505, 115199, 117550, 122150, 164570, 171010, 230398, 411425, 427525, 575995, 820499, 822850, 855050, 1151990, 1640998, 2879975, 4102495, 5743493, 5759950, 8204990, 11486986, 20512475, 28717465, 40204451, 41024950, 57434930, 80408902, 143587325, 201022255, 287174650, 402044510, 1005111275, 2010222550]

約数ペア:

[(1, 2010222550), (2, 1005111275), (5, 402044510), (7, 287174650), (10, 201022255), (14, 143587325), (25, 80408902), (35, 57434930), (49, 41024950), (50, 40204451), (70, 28717465), (98, 20512475), (175, 11486986), (245, 8204990), (349, 5759950), (350, 5743493), (490, 4102495), (698, 2879975), (1225, 1640998), (1745, 1151990), (2351, 855050), (2443, 822850), (2450, 820499), (3490, 575995), (4702, 427525), (4886, 411425), (8725, 230398), (11755, 171010), (12215, 164570), (16457, 122150), (17101, 117550), (17450, 115199), (23510, 85505), (24430, 82285), (32914, 61075), (34202, 58775)]