17998240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1$

素因数の和:554

約数の個数: 96

約数和(自身を含む): 48580560

約数和(自身を除く): 30582320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 340, 416, 442, 509, 520, 544, 680, 884, 1018, 1040, 1105, 1360, 1768, 2036, 2080, 2210, 2545, 2720, 3536, 4072, 4420, 5090, 6617, 7072, 8144, 8653, 8840, 10180, 13234, 16288, 17306, 17680, 20360, 26468, 33085, 34612, 35360, 40720, 43265, 52936, 66170, 69224, 81440, 86530, 105872, 112489, 132340, 138448, 173060, 211744, 224978, 264680, 276896, 346120, 449956, 529360, 562445, 692240, 899912, 1058720, 1124890, 1384480, 1799824, 2249780, 3599648, 4499560, 8999120, 17998240]

約数ペア:

[(1, 17998240), (2, 8999120), (4, 4499560), (5, 3599648), (8, 2249780), (10, 1799824), (13, 1384480), (16, 1124890), (17, 1058720), (20, 899912), (26, 692240), (32, 562445), (34, 529360), (40, 449956), (52, 346120), (65, 276896), (68, 264680), (80, 224978), (85, 211744), (104, 173060), (130, 138448), (136, 132340), (160, 112489), (170, 105872), (208, 86530), (221, 81440), (260, 69224), (272, 66170), (340, 52936), (416, 43265), (442, 40720), (509, 35360), (520, 34612), (544, 33085), (680, 26468), (884, 20360), (1018, 17680), (1040, 17306), (1105, 16288), (1360, 13234), (1768, 10180), (2036, 8840), (2080, 8653), (2210, 8144), (2545, 7072), (2720, 6617), (3536, 5090), (4072, 4420)]