20176935590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{443}}^1$

素因数の和:778

約数の個数: 128

約数和(自身を含む): 43537858560

約数和(自身を除く): 23360922970

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 139, 151, 155, 217, 278, 302, 310, 434, 443, 695, 755, 886, 973, 1057, 1085, 1390, 1510, 1946, 2114, 2170, 2215, 3101, 4309, 4430, 4681, 4865, 5285, 6202, 8618, 9362, 9730, 10570, 13733, 15505, 20989, 21545, 23405, 27466, 30163, 31010, 32767, 41978, 43090, 46810, 60326, 61577, 65534, 66893, 68665, 96131, 104945, 123154, 133786, 137330, 146923, 150815, 163835, 192262, 209890, 293846, 301630, 307885, 327670, 334465, 431039, 468251, 480655, 615770, 650659, 668930, 734615, 862078, 936502, 961310, 1301318, 1469230, 1908887, 2073683, 2155195, 2341255, 3253295, 3817774, 4147366, 4310390, 4554613, 4682510, 6506590, 9109226, 9298127, 9544435, 10368415, 13362209, 14515781, 18596254, 19088870, 20736830, 22773065, 26724418, 29031562, 45546130, 46490635, 65086889, 66811045, 72578905, 92981270, 130173778, 133622090, 145157810, 288241937, 325434445, 576483874, 650868890, 1441209685, 2017693559, 2882419370, 4035387118, 10088467795, 20176935590]

約数ペア:

[(1, 20176935590), (2, 10088467795), (5, 4035387118), (7, 2882419370), (10, 2017693559), (14, 1441209685), (31, 650868890), (35, 576483874), (62, 325434445), (70, 288241937), (139, 145157810), (151, 133622090), (155, 130173778), (217, 92981270), (278, 72578905), (302, 66811045), (310, 65086889), (434, 46490635), (443, 45546130), (695, 29031562), (755, 26724418), (886, 22773065), (973, 20736830), (1057, 19088870), (1085, 18596254), (1390, 14515781), (1510, 13362209), (1946, 10368415), (2114, 9544435), (2170, 9298127), (2215, 9109226), (3101, 6506590), (4309, 4682510), (4430, 4554613), (4681, 4310390), (4865, 4147366), (5285, 3817774), (6202, 3253295), (8618, 2341255), (9362, 2155195), (9730, 2073683), (10570, 1908887), (13733, 1469230), (15505, 1301318), (20989, 961310), (21545, 936502), (23405, 862078), (27466, 734615), (30163, 668930), (31010, 650659), (32767, 615770), (41978, 480655), (43090, 468251), (46810, 431039), (60326, 334465), (61577, 327670), (65534, 307885), (66893, 301630), (68665, 293846), (96131, 209890), (104945, 192262), (123154, 163835), (133786, 150815), (137330, 146923)]