1298496040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1327}}^1\times {\mathrm{1439}}^1$

素因数の和:2794

約数の個数: 64

約数和(自身を含む): 3097958400

約数和(自身を除く): 1799462360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1327, 1439, 2654, 2878, 5308, 5756, 6635, 7195, 10616, 11512, 13270, 14390, 22559, 24463, 26540, 28780, 45118, 48926, 53080, 57560, 90236, 97852, 112795, 122315, 180472, 195704, 225590, 244630, 451180, 489260, 902360, 978520, 1909553, 3819106, 7638212, 9547765, 15276424, 19095530, 32462401, 38191060, 64924802, 76382120, 129849604, 162312005, 259699208, 324624010, 649248020, 1298496040]

約数ペア:

[(1, 1298496040), (2, 649248020), (4, 324624010), (5, 259699208), (8, 162312005), (10, 129849604), (17, 76382120), (20, 64924802), (34, 38191060), (40, 32462401), (68, 19095530), (85, 15276424), (136, 9547765), (170, 7638212), (340, 3819106), (680, 1909553), (1327, 978520), (1439, 902360), (2654, 489260), (2878, 451180), (5308, 244630), (5756, 225590), (6635, 195704), (7195, 180472), (10616, 122315), (11512, 112795), (13270, 97852), (14390, 90236), (22559, 57560), (24463, 53080), (26540, 48926), (28780, 45118)]