27213940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 67060224

約数和(自身を除く): 39846284

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 47, 52, 65, 68, 85, 94, 130, 131, 170, 188, 221, 235, 260, 262, 340, 442, 470, 524, 611, 655, 799, 884, 940, 1105, 1222, 1310, 1598, 1703, 2210, 2227, 2444, 2620, 3055, 3196, 3406, 3995, 4420, 4454, 6110, 6157, 6812, 7990, 8515, 8908, 10387, 11135, 12220, 12314, 15980, 17030, 20774, 22270, 24628, 28951, 30785, 34060, 41548, 44540, 51935, 57902, 61570, 80041, 103870, 104669, 115804, 123140, 144755, 160082, 207740, 209338, 289510, 320164, 400205, 418676, 523345, 579020, 800410, 1046690, 1360697, 1600820, 2093380, 2721394, 5442788, 6803485, 13606970, 27213940]

約数ペア:

[(1, 27213940), (2, 13606970), (4, 6803485), (5, 5442788), (10, 2721394), (13, 2093380), (17, 1600820), (20, 1360697), (26, 1046690), (34, 800410), (47, 579020), (52, 523345), (65, 418676), (68, 400205), (85, 320164), (94, 289510), (130, 209338), (131, 207740), (170, 160082), (188, 144755), (221, 123140), (235, 115804), (260, 104669), (262, 103870), (340, 80041), (442, 61570), (470, 57902), (524, 51935), (611, 44540), (655, 41548), (799, 34060), (884, 30785), (940, 28951), (1105, 24628), (1222, 22270), (1310, 20774), (1598, 17030), (1703, 15980), (2210, 12314), (2227, 12220), (2444, 11135), (2620, 10387), (3055, 8908), (3196, 8515), (3406, 7990), (3995, 6812), (4420, 6157), (4454, 6110)]