1243137740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{443}}^1$

素因数の和:759

約数の個数: 96

約数和(自身を含む): 2894766336

約数和(自身を除く): 1651628596

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 251, 260, 430, 443, 502, 559, 860, 886, 1004, 1118, 1255, 1772, 2215, 2236, 2510, 2795, 3263, 4430, 5020, 5590, 5759, 6526, 8860, 10793, 11180, 11518, 13052, 16315, 19049, 21586, 23036, 28795, 32630, 38098, 43172, 53965, 57590, 65260, 76196, 95245, 107930, 111193, 115180, 140309, 190490, 215860, 222386, 247637, 280618, 380980, 444772, 495274, 555965, 561236, 701545, 990548, 1111930, 1238185, 1403090, 1445509, 2223860, 2476370, 2806180, 2891018, 4781299, 4952740, 5782036, 7227545, 9562598, 14455090, 19125196, 23906495, 28910180, 47812990, 62156887, 95625980, 124313774, 248627548, 310784435, 621568870, 1243137740]

約数ペア:

[(1, 1243137740), (2, 621568870), (4, 310784435), (5, 248627548), (10, 124313774), (13, 95625980), (20, 62156887), (26, 47812990), (43, 28910180), (52, 23906495), (65, 19125196), (86, 14455090), (130, 9562598), (172, 7227545), (215, 5782036), (251, 4952740), (260, 4781299), (430, 2891018), (443, 2806180), (502, 2476370), (559, 2223860), (860, 1445509), (886, 1403090), (1004, 1238185), (1118, 1111930), (1255, 990548), (1772, 701545), (2215, 561236), (2236, 555965), (2510, 495274), (2795, 444772), (3263, 380980), (4430, 280618), (5020, 247637), (5590, 222386), (5759, 215860), (6526, 190490), (8860, 140309), (10793, 115180), (11180, 111193), (11518, 107930), (13052, 95245), (16315, 76196), (19049, 65260), (21586, 57590), (23036, 53965), (28795, 43172), (32630, 38098)]