29694980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:373

約数の個数: 72

約数和(自身を含む): 73380888

約数和(自身を除く): 43685908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 157, 193, 196, 245, 314, 386, 490, 628, 772, 785, 965, 980, 1099, 1351, 1570, 1930, 2198, 2702, 3140, 3860, 4396, 5404, 5495, 6755, 7693, 9457, 10990, 13510, 15386, 18914, 21980, 27020, 30301, 30772, 37828, 38465, 47285, 60602, 76930, 94570, 121204, 151505, 153860, 189140, 212107, 303010, 424214, 606020, 848428, 1060535, 1484749, 2121070, 2969498, 4242140, 5938996, 7423745, 14847490, 29694980]

約数ペア:

[(1, 29694980), (2, 14847490), (4, 7423745), (5, 5938996), (7, 4242140), (10, 2969498), (14, 2121070), (20, 1484749), (28, 1060535), (35, 848428), (49, 606020), (70, 424214), (98, 303010), (140, 212107), (157, 189140), (193, 153860), (196, 151505), (245, 121204), (314, 94570), (386, 76930), (490, 60602), (628, 47285), (772, 38465), (785, 37828), (965, 30772), (980, 30301), (1099, 27020), (1351, 21980), (1570, 18914), (1930, 15386), (2198, 13510), (2702, 10990), (3140, 9457), (3860, 7693), (4396, 6755), (5404, 5495)]