17404940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:207

約数の個数: 96

約数和(自身を含む): 45287424

約数和(自身を除く): 27882484

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 71, 85, 103, 119, 140, 142, 170, 206, 238, 284, 340, 355, 412, 476, 497, 515, 595, 710, 721, 994, 1030, 1190, 1207, 1420, 1442, 1751, 1988, 2060, 2380, 2414, 2485, 2884, 3502, 3605, 4828, 4970, 6035, 7004, 7210, 7313, 8449, 8755, 9940, 12070, 12257, 14420, 14626, 16898, 17510, 24140, 24514, 29252, 33796, 35020, 36565, 42245, 49028, 51191, 61285, 73130, 84490, 102382, 122570, 124321, 146260, 168980, 204764, 245140, 248642, 255955, 497284, 511910, 621605, 870247, 1023820, 1243210, 1740494, 2486420, 3480988, 4351235, 8702470, 17404940]

約数ペア:

[(1, 17404940), (2, 8702470), (4, 4351235), (5, 3480988), (7, 2486420), (10, 1740494), (14, 1243210), (17, 1023820), (20, 870247), (28, 621605), (34, 511910), (35, 497284), (68, 255955), (70, 248642), (71, 245140), (85, 204764), (103, 168980), (119, 146260), (140, 124321), (142, 122570), (170, 102382), (206, 84490), (238, 73130), (284, 61285), (340, 51191), (355, 49028), (412, 42245), (476, 36565), (497, 35020), (515, 33796), (595, 29252), (710, 24514), (721, 24140), (994, 17510), (1030, 16898), (1190, 14626), (1207, 14420), (1420, 12257), (1442, 12070), (1751, 9940), (1988, 8755), (2060, 8449), (2380, 7313), (2414, 7210), (2485, 7004), (2884, 6035), (3502, 4970), (3605, 4828)]