16535540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:429

約数の個数: 72

約数和(自身を含む): 41368320

約数和(自身を除く): 24832780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 94, 98, 140, 188, 196, 235, 245, 329, 359, 470, 490, 658, 718, 940, 980, 1316, 1436, 1645, 1795, 2303, 2513, 3290, 3590, 4606, 5026, 6580, 7180, 9212, 10052, 11515, 12565, 16873, 17591, 23030, 25130, 33746, 35182, 46060, 50260, 67492, 70364, 84365, 87955, 118111, 168730, 175910, 236222, 337460, 351820, 472444, 590555, 826777, 1181110, 1653554, 2362220, 3307108, 4133885, 8267770, 16535540]

約数ペア:

[(1, 16535540), (2, 8267770), (4, 4133885), (5, 3307108), (7, 2362220), (10, 1653554), (14, 1181110), (20, 826777), (28, 590555), (35, 472444), (47, 351820), (49, 337460), (70, 236222), (94, 175910), (98, 168730), (140, 118111), (188, 87955), (196, 84365), (235, 70364), (245, 67492), (329, 50260), (359, 46060), (470, 35182), (490, 33746), (658, 25130), (718, 23030), (940, 17591), (980, 16873), (1316, 12565), (1436, 11515), (1645, 10052), (1795, 9212), (2303, 7180), (2513, 6580), (3290, 5026), (3590, 4606)]