4220402778

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{1371151}}^1$

素因数の和:1371184

約数の個数: 40

約数和(自身を含む): 9954563520

約数和(自身を除く): 5734160742

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 1371151, 2742302, 4113453, 8226906, 12340359, 24680718, 26051869, 37021077, 52103738, 74042154, 78155607, 111063231, 156311214, 222126462, 234466821, 468933642, 703400463, 1406800926, 2110201389, 4220402778]

約数ペア:

[(1, 4220402778), (2, 2110201389), (3, 1406800926), (6, 703400463), (9, 468933642), (18, 234466821), (19, 222126462), (27, 156311214), (38, 111063231), (54, 78155607), (57, 74042154), (81, 52103738), (114, 37021077), (162, 26051869), (171, 24680718), (342, 12340359), (513, 8226906), (1026, 4113453), (1539, 2742302), (3078, 1371151)]