30381904

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4447}}^1$

素因数の和:4523

約数の個数: 40

約数和(自身を含む): 68392448

約数和(自身を除く): 38010544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 3416, 4447, 6832, 8894, 17788, 31129, 35576, 62258, 71152, 124516, 249032, 271267, 498064, 542534, 1085068, 1898869, 2170136, 3797738, 4340272, 7595476, 15190952, 30381904]

約数ペア:

[(1, 30381904), (2, 15190952), (4, 7595476), (7, 4340272), (8, 3797738), (14, 2170136), (16, 1898869), (28, 1085068), (56, 542534), (61, 498064), (112, 271267), (122, 249032), (244, 124516), (427, 71152), (488, 62258), (854, 35576), (976, 31129), (1708, 17788), (3416, 8894), (4447, 6832)]