17680240

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3623}}^1$

素因数の和:3697

約数の個数: 40

約数和(自身を含む): 41791968

約数和(自身を除く): 24111728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 3623, 4880, 7246, 14492, 18115, 28984, 36230, 57968, 72460, 144920, 221003, 289840, 442006, 884012, 1105015, 1768024, 2210030, 3536048, 4420060, 8840120, 17680240]

約数ペア:

[(1, 17680240), (2, 8840120), (4, 4420060), (5, 3536048), (8, 2210030), (10, 1768024), (16, 1105015), (20, 884012), (40, 442006), (61, 289840), (80, 221003), (122, 144920), (244, 72460), (305, 57968), (488, 36230), (610, 28984), (976, 18115), (1220, 14492), (2440, 7246), (3623, 4880)]