42720436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{373}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 86708160

約数和(自身を除く): 43987724

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 137, 209, 274, 373, 418, 548, 746, 836, 1492, 1507, 2603, 3014, 4103, 5206, 6028, 7087, 8206, 10412, 14174, 16412, 28348, 28633, 51101, 57266, 77957, 102202, 114532, 155914, 204404, 311828, 562111, 970919, 1124222, 1941838, 2248444, 3883676, 10680109, 21360218, 42720436]

約数ペア:

[(1, 42720436), (2, 21360218), (4, 10680109), (11, 3883676), (19, 2248444), (22, 1941838), (38, 1124222), (44, 970919), (76, 562111), (137, 311828), (209, 204404), (274, 155914), (373, 114532), (418, 102202), (548, 77957), (746, 57266), (836, 51101), (1492, 28633), (1507, 28348), (2603, 16412), (3014, 14174), (4103, 10412), (5206, 8206), (6028, 7087)]