8373820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 22353408

約数和(自身を除く): 13979588

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 52, 65, 70, 86, 91, 107, 130, 140, 172, 182, 214, 215, 260, 301, 364, 428, 430, 455, 535, 559, 602, 749, 860, 910, 1070, 1118, 1204, 1391, 1498, 1505, 1820, 2140, 2236, 2782, 2795, 2996, 3010, 3745, 3913, 4601, 5564, 5590, 6020, 6955, 7490, 7826, 9202, 9737, 11180, 13910, 14980, 15652, 18404, 19474, 19565, 23005, 27820, 32207, 38948, 39130, 46010, 48685, 59813, 64414, 78260, 92020, 97370, 119626, 128828, 161035, 194740, 239252, 299065, 322070, 418691, 598130, 644140, 837382, 1196260, 1674764, 2093455, 4186910, 8373820]

約数ペア:

[(1, 8373820), (2, 4186910), (4, 2093455), (5, 1674764), (7, 1196260), (10, 837382), (13, 644140), (14, 598130), (20, 418691), (26, 322070), (28, 299065), (35, 239252), (43, 194740), (52, 161035), (65, 128828), (70, 119626), (86, 97370), (91, 92020), (107, 78260), (130, 64414), (140, 59813), (172, 48685), (182, 46010), (214, 39130), (215, 38948), (260, 32207), (301, 27820), (364, 23005), (428, 19565), (430, 19474), (455, 18404), (535, 15652), (559, 14980), (602, 13910), (749, 11180), (860, 9737), (910, 9202), (1070, 7826), (1118, 7490), (1204, 6955), (1391, 6020), (1498, 5590), (1505, 5564), (1820, 4601), (2140, 3913), (2236, 3745), (2782, 3010), (2795, 2996)]