17863420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1621}}^1$

素因数の和:1678

約数の個数: 48

約数和(自身を含む): 40874400

約数和(自身を除く): 23010980

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 1621, 2204, 2755, 3242, 5510, 6484, 8105, 11020, 16210, 30799, 32420, 47009, 61598, 94018, 123196, 153995, 188036, 235045, 307990, 470090, 615980, 893171, 940180, 1786342, 3572684, 4465855, 8931710, 17863420]

約数ペア:

[(1, 17863420), (2, 8931710), (4, 4465855), (5, 3572684), (10, 1786342), (19, 940180), (20, 893171), (29, 615980), (38, 470090), (58, 307990), (76, 235045), (95, 188036), (116, 153995), (145, 123196), (190, 94018), (290, 61598), (380, 47009), (551, 32420), (580, 30799), (1102, 16210), (1621, 11020), (2204, 8105), (2755, 6484), (3242, 5510)]