39305980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1259}}^1$

素因数の和:1498

約数の個数: 48

約数和(自身を含む): 94832640

約数和(自身を除く): 55526660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223, 446, 892, 1115, 1259, 1561, 2230, 2518, 3122, 4460, 5036, 6244, 6295, 7805, 8813, 12590, 15610, 17626, 25180, 31220, 35252, 44065, 88130, 176260, 280757, 561514, 1123028, 1403785, 1965299, 2807570, 3930598, 5615140, 7861196, 9826495, 19652990, 39305980]

約数ペア:

[(1, 39305980), (2, 19652990), (4, 9826495), (5, 7861196), (7, 5615140), (10, 3930598), (14, 2807570), (20, 1965299), (28, 1403785), (35, 1123028), (70, 561514), (140, 280757), (223, 176260), (446, 88130), (892, 44065), (1115, 35252), (1259, 31220), (1561, 25180), (2230, 17626), (2518, 15610), (3122, 12590), (4460, 8813), (5036, 7805), (6244, 6295)]