2912017460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{241}}^1\times {\mathrm{4993}}^1$

素因数の和:5265

約数の個数: 72

約数和(自身を含む): 6750949128

約数和(自身を除く): 3838931668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 241, 242, 482, 484, 605, 964, 1205, 1210, 2410, 2420, 2651, 4820, 4993, 5302, 9986, 10604, 13255, 19972, 24965, 26510, 29161, 49930, 53020, 54923, 58322, 99860, 109846, 116644, 145805, 219692, 274615, 291610, 549230, 583220, 604153, 1098460, 1203313, 1208306, 2406626, 2416612, 3020765, 4813252, 6016565, 6041530, 12033130, 12083060, 13236443, 24066260, 26472886, 52945772, 66182215, 132364430, 145600873, 264728860, 291201746, 582403492, 728004365, 1456008730, 2912017460]

約数ペア:

[(1, 2912017460), (2, 1456008730), (4, 728004365), (5, 582403492), (10, 291201746), (11, 264728860), (20, 145600873), (22, 132364430), (44, 66182215), (55, 52945772), (110, 26472886), (121, 24066260), (220, 13236443), (241, 12083060), (242, 12033130), (482, 6041530), (484, 6016565), (605, 4813252), (964, 3020765), (1205, 2416612), (1210, 2406626), (2410, 1208306), (2420, 1203313), (2651, 1098460), (4820, 604153), (4993, 583220), (5302, 549230), (9986, 291610), (10604, 274615), (13255, 219692), (19972, 145805), (24965, 116644), (26510, 109846), (29161, 99860), (49930, 58322), (53020, 54923)]