2785486540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{443}}^1$

素因数の和:811

約数の個数: 96

約数和(自身を含む): 6250063680

約数和(自身を除く): 3464577140

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 58, 74, 116, 145, 148, 185, 290, 293, 370, 443, 580, 586, 740, 886, 1073, 1172, 1465, 1772, 2146, 2215, 2930, 4292, 4430, 5365, 5860, 8497, 8860, 10730, 10841, 12847, 16391, 16994, 21460, 21682, 25694, 32782, 33988, 42485, 43364, 51388, 54205, 64235, 65564, 81955, 84970, 108410, 128470, 129799, 163910, 169940, 216820, 256940, 259598, 314389, 327820, 475339, 519196, 628778, 648995, 950678, 1257556, 1297990, 1571945, 1901356, 2376695, 2595980, 3143890, 3764171, 4753390, 4802563, 6287780, 7528342, 9506780, 9605126, 15056684, 18820855, 19210252, 24012815, 37641710, 48025630, 75283420, 96051260, 139274327, 278548654, 557097308, 696371635, 1392743270, 2785486540]

約数ペア:

[(1, 2785486540), (2, 1392743270), (4, 696371635), (5, 557097308), (10, 278548654), (20, 139274327), (29, 96051260), (37, 75283420), (58, 48025630), (74, 37641710), (116, 24012815), (145, 19210252), (148, 18820855), (185, 15056684), (290, 9605126), (293, 9506780), (370, 7528342), (443, 6287780), (580, 4802563), (586, 4753390), (740, 3764171), (886, 3143890), (1073, 2595980), (1172, 2376695), (1465, 1901356), (1772, 1571945), (2146, 1297990), (2215, 1257556), (2930, 950678), (4292, 648995), (4430, 628778), (5365, 519196), (5860, 475339), (8497, 327820), (8860, 314389), (10730, 259598), (10841, 256940), (12847, 216820), (16391, 169940), (16994, 163910), (21460, 129799), (21682, 128470), (25694, 108410), (32782, 84970), (33988, 81955), (42485, 65564), (43364, 64235), (51388, 54205)]