1330954480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{978643}}^1$

素因数の和:978673

約数の個数: 40

約数和(自身を含む): 3276500112

約数和(自身を除く): 1945545632

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 978643, 1957286, 3914572, 4893215, 7829144, 9786430, 15658288, 16636931, 19572860, 33273862, 39145720, 66547724, 78291440, 83184655, 133095448, 166369310, 266190896, 332738620, 665477240, 1330954480]

約数ペア:

[(1, 1330954480), (2, 665477240), (4, 332738620), (5, 266190896), (8, 166369310), (10, 133095448), (16, 83184655), (17, 78291440), (20, 66547724), (34, 39145720), (40, 33273862), (68, 19572860), (80, 16636931), (85, 15658288), (136, 9786430), (170, 7829144), (272, 4893215), (340, 3914572), (680, 1957286), (1360, 978643)]