40848040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{16741}}^1$

素因数の和:16813

約数の個数: 32

約数和(自身を含む): 93420360

約数和(自身を除く): 52572320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 16741, 33482, 66964, 83705, 133928, 167410, 334820, 669640, 1021201, 2042402, 4084804, 5106005, 8169608, 10212010, 20424020, 40848040]

約数ペア:

[(1, 40848040), (2, 20424020), (4, 10212010), (5, 8169608), (8, 5106005), (10, 4084804), (20, 2042402), (40, 1021201), (61, 669640), (122, 334820), (244, 167410), (305, 133928), (488, 83705), (610, 66964), (1220, 33482), (2440, 16741)]