27860960

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10243}}^1$

素因数の和:10275

約数の個数: 48

約数和(自身を含む): 69700176

約数和(自身を除く): 41839216

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 10243, 20486, 40972, 51215, 81944, 102430, 163888, 174131, 204860, 327776, 348262, 409720, 696524, 819440, 870655, 1393048, 1638880, 1741310, 2786096, 3482620, 5572192, 6965240, 13930480, 27860960]

約数ペア:

[(1, 27860960), (2, 13930480), (4, 6965240), (5, 5572192), (8, 3482620), (10, 2786096), (16, 1741310), (17, 1638880), (20, 1393048), (32, 870655), (34, 819440), (40, 696524), (68, 409720), (80, 348262), (85, 327776), (136, 204860), (160, 174131), (170, 163888), (272, 102430), (340, 81944), (544, 51215), (680, 40972), (1360, 20486), (2720, 10243)]